CVE-2014-2525 (GCVE-0-2014-2525)

Vulnerability from cvelistv5 – Published: 2014-03-28 15:00 – Updated: 2024-08-06 10:14
VLAI
Summary
Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.securityfocus.com/bid/66478 vdb-entryx_refsource_BID
http://secunia.com/advisories/57836 third-party-advisoryx_refsource_SECUNIA
https://puppet.com/security/cve/cve-2014-2525 x_refsource_CONFIRM
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://www.ocert.org/advisories/ocert-2014-003.html x_refsource_MISC
http://www.debian.org/security/2014/dsa-2885 vendor-advisoryx_refsource_DEBIAN
http://www.ubuntu.com/usn/USN-2160-1 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-updates/2015-0… vendor-advisoryx_refsource_SUSE
http://rhn.redhat.com/errata/RHSA-2014-0355.html vendor-advisoryx_refsource_REDHAT
http://www.debian.org/security/2014/dsa-2884 vendor-advisoryx_refsource_DEBIAN
http://rhn.redhat.com/errata/RHSA-2014-0354.html vendor-advisoryx_refsource_REDHAT
http://www.getchef.com/blog/2014/04/09/chef-serve… x_refsource_CONFIRM
https://bitbucket.org/xi/libyaml/commits/bce8b60f… x_refsource_CONFIRM
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http://support.apple.com/kb/HT6443 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2016-0… vendor-advisoryx_refsource_SUSE
http://rhn.redhat.com/errata/RHSA-2014-0353.html vendor-advisoryx_refsource_REDHAT
http://secunia.com/advisories/57968 third-party-advisoryx_refsource_SECUNIA
http://www.getchef.com/blog/2014/04/09/enterprise… x_refsource_CONFIRM
http://www.getchef.com/blog/2014/04/09/enterprise… x_refsource_CONFIRM
http://secunia.com/advisories/57966 third-party-advisoryx_refsource_SECUNIA
Date Public
2014-03-26 00:00
Show details on NVD website
To clipboard 

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                    "criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file."
          },
          {
            "lang": "es",
            "value": "Desbordamiento de buffer basado en memoria din\u00e1mica en la funci\u00f3n yaml_parser_scan_uri_escapes en LibYAML anterior a 0.1.6 permite a atacantes dependientes de contexto ejecutar c\u00f3digo arbitrario a trav\u00e9s de una secuencia larga de caracteres codificados de porcentaje en una URI en un archivo YAML."
          }
        ],
        "id": "CVE-2014-2525",
        "lastModified": "2026-06-17T00:06:45.643",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 6.8,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2014-03-28T15:55:08.670",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://advisories.mageia.org/MGASA-2014-0150.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2014-04/msg00022.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
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            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2015-02/msg00078.html"
          },
          {
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            ],
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          },
          {
            "source": "cve@mitre.org",
            "url": "http://rhn.redhat.com/errata/RHSA-2014-0353.html"
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          {
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            "url": "http://secunia.com/advisories/57836"
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            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:060"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
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            ],
            "url": "http://www.ocert.org/advisories/ocert-2014-003.html"
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            "url": "http://www.securityfocus.com/bid/66478"
          },
          {
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            "url": "https://bitbucket.org/xi/libyaml/commits/bce8b60f0b9af69fa9fab3093d0a41ba243de048"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://puppet.com/security/cve/cve-2014-2525"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
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            "url": "http://lists.opensuse.org/opensuse-updates/2014-04/msg00022.html"
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          {
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          },
          {
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          },
          {
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            "url": "http://secunia.com/advisories/57836"
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          {
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            "url": "http://secunia.com/advisories/57966"
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          },
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            "url": "http://support.apple.com/kb/HT6443"
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            "url": "http://www.debian.org/security/2014/dsa-2884"
          },
          {
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            "url": "http://www.debian.org/security/2014/dsa-2885"
          },
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          },
          {
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          },
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          },
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          },
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          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Patch"
            ],
            "url": "https://bitbucket.org/xi/libyaml/commits/bce8b60f0b9af69fa9fab3093d0a41ba243de048"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://puppet.com/security/cve/cve-2014-2525"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-06-28T07:15:42+00:00",
      "cve": "CVE-2014-2525",
      "id": "CVE-2014-2525",
      "initial_release_date": "2014-03-27T00:00:00+00:00",
      "product_status:fixed": "27",
      "product_status:known_affected": "8",
      "product_status:known_not_affected": "9",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libyaml: heap-based buffer overflow when parsing URLs",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-2525.json",
      "version": "3"
    }
  }
}



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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.