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CVE-2007-4752 (GCVE-0-2007-4752)

Vulnerability from cvelistv5 – Published: 2007-09-12 01:00 – Updated: 2024-08-07 15:08
VLAI
Summary
ssh in OpenSSH before 4.7 does not properly handle when an untrusted cookie cannot be created and uses a trusted X11 cookie instead, which allows attackers to violate intended policy and gain privileges by causing an X client to be treated as trusted.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.openssh.com/txt/release-4.7 x_refsource_CONFIRM
http://security.gentoo.org/glsa/glsa-200711-02.xml vendor-advisoryx_refsource_GENTOO
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.debian.org/security/2008/dsa-1576 vendor-advisoryx_refsource_DEBIAN
http://www.securityfocus.com/bid/25628 vdb-entryx_refsource_BID
http://www.securityfocus.com/archive/1/479760/100… mailing-listx_refsource_BUGTRAQ
http://support.avaya.com/elmodocs2/security/ASA-2… x_refsource_CONFIRM
https://www.redhat.com/archives/fedora-package-an… vendor-advisoryx_refsource_FEDORA
http://www.ubuntu.com/usn/usn-566-1 vendor-advisoryx_refsource_UBUNTU
http://securityreason.com/securityalert/3126 third-party-advisoryx_refsource_SREASON
http://www.vupen.com/english/advisories/2008/0924… vdb-entryx_refsource_VUPEN
http://www.vupen.com/english/advisories/2008/2821 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/30249 third-party-advisoryx_refsource_SECUNIA
http://www.vupen.com/english/advisories/2007/3156 vdb-entryx_refsource_VUPEN
http://h20000.www2.hp.com/bizsupport/TechSupport/… vendor-advisoryx_refsource_HP
http://secunia.com/advisories/31575 third-party-advisoryx_refsource_SECUNIA
http://www.redhat.com/support/errata/RHSA-2008-08… vendor-advisoryx_refsource_REDHAT
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
https://bugzilla.redhat.com/show_bug.cgi?id=280471 x_refsource_MISC
http://secunia.com/advisories/29420 third-party-advisoryx_refsource_SECUNIA
http://lists.apple.com/archives/security-announce… vendor-advisoryx_refsource_APPLE
http://www.securityfocus.com/archive/1/483748/100… mailing-listx_refsource_BUGTRAQ
http://secunia.com/advisories/27399 third-party-advisoryx_refsource_SECUNIA
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
https://issues.rpath.com/browse/RPL-1706 x_refsource_CONFIRM
http://docs.info.apple.com/article.html?artnum=307562 x_refsource_CONFIRM
http://bugs.gentoo.org/show_bug.cgi?id=191321 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/32241 third-party-advisoryx_refsource_SECUNIA
Date Public
2007-09-05 00:00
Show details on NVD website
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    "dateReserved": "2007-09-07T00:00:00.000Z",
    "dateUpdated": "2024-08-07T15:08:33.790Z",
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                  },
                  {
                    "criteria": "cpe:2.3:a:openbsd:openssh:4.3p1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "FB416D0C-6C86-450F-8917-D4B1BD82AB1E",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openbsd:openssh:4.3p2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3640CCC9-EC4A-44A4-B747-7BAAAD3460C7",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openbsd:openssh:4.4:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B2DD362E-9EA9-4E88-9A94-D7B471EB1FD4",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openbsd:openssh:4.4p1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E3094069-AC2E-43BD-8094-D48E2526DECC",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openbsd:openssh:4.5:*:*:*:*:*:*:*",
                    "matchCriteriaId": "9B72CFB3-39C7-469C-AA59-69F5B8993BF7",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "ssh in OpenSSH before 4.7 does not properly handle when an untrusted cookie cannot be created and uses a trusted X11 cookie instead, which allows attackers to violate intended policy and gain privileges by causing an X client to be treated as trusted."
          },
          {
            "lang": "es",
            "value": "ssh en OpenSSH anterior a 4.7 no maneja adecuadamente cuando una cookie no confiable no puede ser creada y utiliza una cookie X11 confiable en su lugar, lo cual permite a los atacantes violar pol\u00edticas establecidas y obtener privilegios provocando que un cliente X sea tratado como confiable."
          }
        ],
        "id": "CVE-2007-4752",
        "lastModified": "2026-04-23T00:35:47.467",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 7.5,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": true,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2007-09-12T01:17:00.000",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://bugs.gentoo.org/show_bug.cgi?id=191321"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://docs.info.apple.com/article.html?artnum=307562"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01271085"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2007-10/msg00008.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://secunia.com/advisories/27399"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://secunia.com/advisories/29420"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://secunia.com/advisories/30249"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://secunia.com/advisories/31575"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://secunia.com/advisories/32241"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://security.gentoo.org/glsa/glsa-200711-02.xml"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://securityreason.com/securityalert/3126"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.debian.org/security/2008/dsa-1576"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2007:236"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.openssh.com/txt/release-4.7"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.redhat.com/support/errata/RHSA-2008-0855.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/479760/100/0/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/483748/100/200/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/bid/25628"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.ubuntu.com/usn/usn-566-1"
          },
          {
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            "url": "http://www.vupen.com/english/advisories/2007/3156"
          },
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          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.vupen.com/english/advisories/2008/2821"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=280471"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/36637"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch"
            ],
            "url": "https://issues.rpath.com/browse/RPL-1706"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10809"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5599"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00214.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://bugs.gentoo.org/show_bug.cgi?id=191321"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://docs.info.apple.com/article.html?artnum=307562"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01271085"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2007-10/msg00008.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/27399"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/29420"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/30249"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/31575"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/32241"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://security.gentoo.org/glsa/glsa-200711-02.xml"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://securityreason.com/securityalert/3126"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2008/dsa-1576"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2007:236"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openssh.com/txt/release-4.7"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.redhat.com/support/errata/RHSA-2008-0855.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/479760/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/483748/100/200/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/25628"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/usn-566-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2007/3156"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2008/0924/references"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2008/2821"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=280471"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/36637"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "https://issues.rpath.com/browse/RPL-1706"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10809"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5599"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00214.html"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vendorComments": [
          {
            "comment": "This issue did not affect the OpenSSH packages as distributed with Red Hat Enterprise Linux 2.1 or 3, as they do not support Trusted X11 forwarding.\n\nFor Red Hat Enterprise Linux 4 and 5, this issue was addressed via: https://rhn.redhat.com/errata/RHSA-2008-0855.html\n",
            "lastModified": "2008-08-28T00:00:00",
            "organization": "Red Hat"
          }
        ],
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T13:18:56+00:00",
      "cve": "CVE-2007-4752",
      "id": "CVE-2007-4752",
      "initial_release_date": "2007-09-04T00:00:00+00:00",
      "product_status:fixed": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "openssh falls back to the trusted x11 cookie if generation of an untrusted cookie fails",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2007/cve-2007-4752.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-02T13:10:00Z",
      "cve": "CVE-2007-4752",
      "id": "CVE-2007-4752",
      "initial_release_date": "2023-02-15T06:10:59Z",
      "product_status:recommended": "50",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2007-4752",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2007-4752.json",
      "version": "20"
    }
  }
}



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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.


Detection rules are retrieved from Rulezet.


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.