Vulnerability-Lookup

WID-SEC-W-2023-1966

Vulnerability from csaf_certbund - Published: 2020-11-10 23:00 - Updated: 2023-08-03 22:00

Summary

X.Org X11: Schwachstelle ermöglicht Privilegieneskalation

Severity

Niedrig

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung: Das X Window System dient der Erzeugung grafischer Oberflächen auf Unix Systemen.

Angriff: Ein lokaler Angreifer kann eine Schwachstelle in X.Org X11 ausnutzen, um seine Privilegien zu erhöhen.

Betroffene Betriebssysteme: - UNIX - Linux

CVE-2020-25697

Affected products

Known affected 2 products

Product	Identifier	Version	Remediation
SUSE Linux SUSE	`cpe:/o:suse:suse_linux:-`	—
Open Source X.Org X11 Open Source	`cpe:/a:x:x.org_x11:-`	—

References

5 references

URL	Category
https://wid.cert-bund.de/.well-known/csaf/white/2…	self
https://wid.cert-bund.de/portal/wid/securityadvis…	self
https://lists.suse.com/pipermail/sle-security-upd…	external
https://lists.suse.com/pipermail/sle-security-upd…	external
http://seclists.org/oss-sec/2020/q4/105	external

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{
  "document": {
    "aggregate_severity": {
      "text": "niedrig"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Das X Window System dient der Erzeugung grafischer Oberfl\u00e4chen auf Unix Systemen.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in X.Org X11 ausnutzen, um seine Privilegien zu erh\u00f6hen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2023-1966 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2023-1966.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1966 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1966"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3189-1 vom 2023-08-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015782.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3190-1 vom 2023-08-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015781.html"
      },
      {
        "category": "external",
        "summary": "Mailing list OSS-Security vom 2020-11-09",
        "url": "http://seclists.org/oss-sec/2020/q4/105"
      }
    ],
    "source_lang": "en-US",
    "title": "X.Org X11: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2023-08-03T22:00:00.000+00:00",
      "generator": {
        "date": "2026-07-16T16:51:24.847+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2023-1966",
      "initial_release_date": "2020-11-10T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-11-10T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-08-03T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source X.Org X11",
            "product": {
              "name": "Open Source X.Org X11",
              "product_id": "T001034",
              "product_identification_helper": {
                "cpe": "cpe:/a:x:x.org_x11:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-25697",
      "product_status": {
        "known_affected": [
          "T002207",
          "T001034"
        ]
      },
      "release_date": "2020-11-10T23:00:00.000+00:00",
      "title": "CVE-2020-25697"
    }
  ]
}

CVE-2020-25697 (GCVE-0-2020-25697)

Vulnerability from cvelistv5 – Published: 2021-05-26 12:08 – Updated: 2024-08-04 15:40

Summary

A privilege escalation flaw was found in the Xorg-x11-server due to a lack of authentication for X11 clients. This flaw allows an attacker to take control of an X application by impersonating the server it is expecting to connect to.

Severity

No CVSS data available.

CWE

CWE-306

Assigner

redhat redhat root Scorecard

References

4 references

URL	Tags
http://www.openwall.com/lists/oss-security/2020/11/09/3	mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rf9fa47ab664…	mailing-listx_refsource_MLIST
https://seclists.org/oss-sec/2020/q4/105	x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=1895295	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	xorg-x11-server	Affected: All

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:40:36.622Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "[oss-security] 20201109 The importance of mutual authentication: Local Privilege Escalation in X11",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2020/11/09/3"
          },
          {
            "name": "[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://seclists.org/oss-sec/2020/q4/105"
          },
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2020/11/09/3"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1895295"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "xorg-x11-server",
          "vendor": "n/a",
          "versions": [
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              "version": "All"
            }
          ]
        }
      ],
      "descriptions": [
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          "value": "A privilege escalation flaw was found in the Xorg-x11-server due to a lack of authentication for X11 clients. This flaw allows an attacker to take control of an X application by impersonating the server it is expecting to connect to."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "CWE-306",
              "lang": "en",
              "type": "CWE"
            }
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-01-10T14:32:06.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
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      "references": [
        {
          "name": "[oss-security] 20201109 The importance of mutual authentication: Local Privilege Escalation in X11",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2020/11/09/3"
        },
        {
          "name": "[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"
        },
        {
          "tags": [
            "x_refsource_MISC"
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          "url": "https://seclists.org/oss-sec/2020/q4/105"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2020/11/09/3"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1895295"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2020-25697",
    "datePublished": "2021-05-26T12:08:12.000Z",
    "dateReserved": "2020-09-16T00:00:00.000Z",
    "dateUpdated": "2024-08-04T15:40:36.622Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

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WID-SEC-W-2023-1966

CVE-2020-25697 (GCVE-0-2020-25697)

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