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CVE-2007-4826 (GCVE-0-2007-4826)

Vulnerability from cvelistv5 – Published: 2007-09-12 10:00 – Updated: 2024-08-07 15:08
VLAI
Summary
bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message or (2) a COMMUNITY attribute, which triggers a NULL pointer dereference. NOTE: vector 2 only exists when debugging is enabled.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://quagga.net/news2.php?y=2007&m=9&d=7#id1189190760 x_refsource_CONFIRM
http://www.quagga.net/download/quagga-0.99.9.chan… x_refsource_CONFIRM
http://www.vupen.com/english/advisories/2008/1195… vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/26744 third-party-advisoryx_refsource_SECUNIA
http://sunsolve.sun.com/search/document.do?assetk… vendor-advisoryx_refsource_SUNALERT
http://www.vupen.com/english/advisories/2007/3129 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/26863 third-party-advisoryx_refsource_SECUNIA
http://www.trustix.org/errata/2007/0028/ vendor-advisoryx_refsource_TRUSTIX
http://fedoranews.org/updates/FEDORA-2007-219.shtml vendor-advisoryx_refsource_FEDORA
http://secunia.com/advisories/29743 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/26829 third-party-advisoryx_refsource_SECUNIA
http://www.redhat.com/support/errata/RHSA-2010-07… vendor-advisoryx_refsource_REDHAT
http://www.ubuntu.com/usn/usn-512-1 vendor-advisoryx_refsource_UBUNTU
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://www.debian.org/security/2007/dsa-1382 vendor-advisoryx_refsource_DEBIAN
http://www.securityfocus.com/bid/25634 vdb-entryx_refsource_BID
http://lists.debian.org/debian-security-announce/… mailing-listx_refsource_MLIST
http://secunia.com/advisories/27049 third-party-advisoryx_refsource_SECUNIA
Date Public
2007-09-07 00:00
Show details on NVD website
To clipboard 

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        },
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          "value": "bgpd en Quagga versiones anteriores a 0.99.9, permite que los peers BGP configurados expl\u00edcitamente causen una denegaci\u00f3n de servicio (bloqueo) por medio de (1) mensaje OPEN malformado o (2) un atributo COMMUNITY malformado, que desencadena una desreferencia del puntero NULL. NOTA: el vector 2 solo existe cuando la depuraci\u00f3n est\u00e1 habilitada."
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          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.redhat.com/support/errata/RHSA-2010-0785.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.securityfocus.com/bid/25634"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.trustix.org/errata/2007/0028/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/usn-512-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2007/3129"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2008/1195/references"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/36551"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vendorComments": [
          {
            "comment": "Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=285691\n\nThe Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.",
            "lastModified": "2007-09-18T00:00:00",
            "organization": "Red Hat"
          }
        ],
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T13:18:57+00:00",
      "cve": "CVE-2007-4826",
      "id": "CVE-2007-4826",
      "initial_release_date": "2007-09-07T00:00:00+00:00",
      "product_status:fixed": "175",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "quagga bgpd DoS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2007/cve-2007-4826.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-05-10T01:27:11Z",
      "cve": "CVE-2007-4826",
      "id": "CVE-2007-4826",
      "initial_release_date": "2023-02-15T06:10:55Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2007-4826",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2007-4826.json",
      "version": "4"
    }
  }
}



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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.