CVE-2015-8557 (GCVE-0-2015-8557)

Vulnerability from cvelistv5 – Published: 2016-01-08 20:00 – Updated: 2024-08-06 08:20
VLAI
Summary
The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name.
Severity
9.0 (Critical)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Date Public
2015-09-28 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T08:20:43.361Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "USN-2862-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "http://www.ubuntu.com/usn/USN-2862-1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/133823/Pygments-FontManager._get_nix_font_path-Shell-Injection.html"
          },
          {
            "name": "[oss-security] 20151214 CVE request: Shell Injection in Pygments FontManager._get_nix_font_path",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2015/12/14/6"
          },
          {
            "name": "[oss-security] 20151214 Re: CVE request: Shell Injection in Pygments FontManager._get_nix_font_path",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2015/12/14/17"
          },
          {
            "name": "20151001 Shell Injection in Pygments FontManager._get_nix_font_path",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2015/Oct/4"
          },
          {
            "name": "DSA-3445",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3445"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"
          },
          {
            "name": "GLSA-201612-05",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201612-05"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-09-28T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-06-30T16:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "USN-2862-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "http://www.ubuntu.com/usn/USN-2862-1"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/133823/Pygments-FontManager._get_nix_font_path-Shell-Injection.html"
        },
        {
          "name": "[oss-security] 20151214 CVE request: Shell Injection in Pygments FontManager._get_nix_font_path",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2015/12/14/6"
        },
        {
          "name": "[oss-security] 20151214 Re: CVE request: Shell Injection in Pygments FontManager._get_nix_font_path",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2015/12/14/17"
        },
        {
          "name": "20151001 Shell Injection in Pygments FontManager._get_nix_font_path",
          "tags": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2015/Oct/4"
        },
        {
          "name": "DSA-3445",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3445"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"
        },
        {
          "name": "GLSA-201612-05",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201612-05"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2015-8557",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "USN-2862-1",
              "refsource": "UBUNTU",
              "url": "http://www.ubuntu.com/usn/USN-2862-1"
            },
            {
              "name": "http://packetstormsecurity.com/files/133823/Pygments-FontManager._get_nix_font_path-Shell-Injection.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/133823/Pygments-FontManager._get_nix_font_path-Shell-Injection.html"
            },
            {
              "name": "[oss-security] 20151214 CVE request: Shell Injection in Pygments FontManager._get_nix_font_path",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2015/12/14/6"
            },
            {
              "name": "[oss-security] 20151214 Re: CVE request: Shell Injection in Pygments FontManager._get_nix_font_path",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2015/12/14/17"
            },
            {
              "name": "20151001 Shell Injection in Pygments FontManager._get_nix_font_path",
              "refsource": "FULLDISC",
              "url": "http://seclists.org/fulldisclosure/2015/Oct/4"
            },
            {
              "name": "DSA-3445",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2016/dsa-3445"
            },
            {
              "name": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html",
              "refsource": "CONFIRM",
              "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"
            },
            {
              "name": "GLSA-201612-05",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201612-05"
            },
            {
              "name": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff",
              "refsource": "MISC",
              "url": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2015-8557",
    "datePublished": "2016-01-08T20:00:00.000Z",
    "dateReserved": "2015-12-14T00:00:00.000Z",
    "dateUpdated": "2024-08-06T08:20:43.361Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2015-8557",
      "date": "2026-10-12",
      "epss": "0.06718",
      "percentile": "0.93783"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "n/a",
                "vendor": "n/a",
                "versions": [
                  {
                    "status": "affected",
                    "version": "n/a"
                  }
                ]
              }
            ],
            "source": "cve@mitre.org"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F38D3B7E-8429-473F-BB31-FC3583EE5A5B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.2.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D0EA0F71-FC29-4C3A-90DF-2FFEF16712F3",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.3:*:*:*:*:*:*:*",
                    "matchCriteriaId": "195E015F-0A85-41F7-9DE9-F542A9F8756D",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.3.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "EA9CB3F5-2FEA-4DC1-BBAC-5D4CF6DA7D39",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.4:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B3468562-7027-40D1-8E6D-5F3F1364A1BA",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.5:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F0FCED0A-4343-440C-A1A0-BB3363F6ECED",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.6:*:*:*:*:*:*:*",
                    "matchCriteriaId": "307A01FA-B943-4C7F-9AB2-FB2BD28F3738",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:1.6:rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "88C42296-D5EA-4A35-9551-54ED8BBA3944",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:2.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "DF08EF1D-5232-42AA-AEA0-0DD504D89680",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:2.0:rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "9E88F72E-2F7A-4D27-AD22-BB3C3BDD25E4",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:pygments:pygments:2.0.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F0200D6E-B72D-4C07-9427-EB2D2A5EF72E",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name."
          },
          {
            "lang": "es",
            "value": "La funci\u00f3n FontManager._get_nix_font_path en formatters/img.py en Pygments 1.2.2 hasta la versi\u00f3n 2.0.2 permite a atacantes remotos ejecutar comandos arbitrarios a trav\u00e9s de metacaracteres de shell en un nombre de fuente."
          }
        ],
        "id": "CVE-2015-8557",
        "lastModified": "2026-06-17T00:34:46.240",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 9.3,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.0,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 2.2,
              "impactScore": 6.0,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-01-08T20:59:02.233",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://packetstormsecurity.com/files/133823/Pygments-FontManager._get_nix_font_path-Shell-Injection.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://seclists.org/fulldisclosure/2015/Oct/4"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.debian.org/security/2016/dsa-3445"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.openwall.com/lists/oss-security/2015/12/14/17"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.openwall.com/lists/oss-security/2015/12/14/6"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.ubuntu.com/usn/USN-2862-1"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://security.gentoo.org/glsa/201612-05"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://packetstormsecurity.com/files/133823/Pygments-FontManager._get_nix_font_path-Shell-Injection.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://seclists.org/fulldisclosure/2015/Oct/4"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2016/dsa-3445"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2015/12/14/17"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2015/12/14/6"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-2862-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201612-05"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-78"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:11:20+00:00",
      "cve": "CVE-2015-8557",
      "id": "CVE-2015-8557",
      "initial_release_date": "2015-09-28T00:00:00+00:00",
      "product_status:known_affected": "10",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "python-pygments: Shell injection in FontManager._get_nix_font_path",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-8557.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.