FKIE_CVE-2005-2359

Vulnerability from fkie_nvd - Published: 2005-08-05 04:00 - Updated: 2026-06-16 22:14
Severity
Summary
The AES-XCBC-MAC algorithm in IPsec in FreeBSD 5.3 and 5.4, when used for authentication without other encryption, uses a constant key instead of the one that was assigned by the system administrator, which can allow remote attackers to spoof packets to establish an IPsec session.
References
secteam@freebsd.orgftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:19.ipsec.asc
secteam@freebsd.orghttp://secunia.com/advisories/16244/Patch, Vendor Advisory
secteam@freebsd.orghttp://securitytracker.com/id?1014586
secteam@freebsd.orghttp://www.securityfocus.com/bid/14394
secteam@freebsd.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/21551
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:19.ipsec.asc
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/16244/Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1014586
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/14394
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/21551
Impacted products
Vendor Product Version
freebsd freebsd 5.3
freebsd freebsd 5.4
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secteam@freebsd.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "D8A80E6A-6502-4A33-83BA-7DCC606D79AA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "AD85B1ED-1473-4C22-9E1E-53F07CF517E9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The AES-XCBC-MAC algorithm in IPsec in FreeBSD 5.3 and 5.4, when used for authentication without other encryption, uses a constant key instead of the one that was assigned by the system administrator, which can allow remote attackers to spoof packets to establish an IPsec session."
    },
    {
      "lang": "es",
      "value": "El algoritmo AES-XCBC-MACen IPsec en FreeBSD 5.3 y 5.4, cuando se usa para autentificaci\u00f3n sin otra encriptaci\u00f3n, usa una clave constante (en vez de la que  asigne el administrador del sistema). Esto puede permitir que atacantes remotos establezcan una sesi\u00f3n IPsec."
    }
  ],
  "id": "CVE-2005-2359",
  "lastModified": "2026-06-16T22:14:44.603",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2005-08-05T04:00:00.000",
  "references": [
    {
      "source": "secteam@freebsd.org",
      "url": "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:19.ipsec.asc"
    },
    {
      "source": "secteam@freebsd.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/16244/"
    },
    {
      "source": "secteam@freebsd.org",
      "url": "http://securitytracker.com/id?1014586"
    },
    {
      "source": "secteam@freebsd.org",
      "url": "http://www.securityfocus.com/bid/14394"
    },
    {
      "source": "secteam@freebsd.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/21551"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:19.ipsec.asc"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/16244/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://securitytracker.com/id?1014586"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/14394"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/21551"
    }
  ],
  "sourceIdentifier": "secteam@freebsd.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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.


Detection rules are retrieved from Rulezet.