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CVE-2007-4292

Status: ModifiedHigh (9.3)—
Severity9.3High · CVSS 2.0
Exploitation probability2.86 %higher than 87% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Multiple memory leaks in Cisco IOS 12.0 through 12.4 allow remote attackers to cause a denial of service (device crash) via a malformed SIP packet, aka (1) CSCsf11855, (2) CSCeb21064, (3) CSCse40276, (4) CSCse68355, (5) CSCsf30058, (6) CSCsb24007, and (7) CSCsc60249.

CVSS

Base score
9.3
Version
2.0
Vector
AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
2.86 %
Percentile among all scored CVEs
87
Score date
10/22/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Cisco — IOS

CWEs

References

Show 28 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2007-4292",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": true,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2007-08-09T21:17:00.000",
  "references": [
    {
      "url": "http://osvdb.org/36670",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36671",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36672",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36673",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36674",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36675",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36676",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/26363",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securitytracker.com/id?1018533",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080899653.shtml",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/25239",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/2816",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/35890",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5781",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36670",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/36671",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/36672",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/36673",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/36674",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/36675",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/36676",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/26363",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securitytracker.com/id?1018533",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080899653.shtml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/25239",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/2816",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/35890",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5781",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple memory leaks in Cisco IOS 12.0 through 12.4 allow remote attackers to cause a denial of service (device crash) via a malformed SIP packet, aka (1) CSCsf11855, (2) CSCeb21064, (3) CSCse40276, (4) CSCse68355, (5) CSCsf30058, (6) CSCsb24007, and (7) CSCsc60249."
    },
    {
      "lang": "es",
      "value": "Múltiples fugas de memoria en el Cisco IOS 12.0 hasta el 12.4 permite a atacantes remotos provocar una denegación de servicio (caída del dispositivo) a través de un paquete SIP mal formado también conocido como (1) CSCsf11855, (2) CSCeb21064, (3) CSCse40276, (4) CSCse68355, (5) CSCsf30058, (6) CSCsb24007 y (7) CSCsc60249."
    }
  ],
  "lastModified": "2026-06-16T22:43:45.523",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8F86F790-6247-42F2-9487-3D60A2842F52"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1F2F9EC5-EDA2-4C99-BBF1-2F2C92AACE95"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E4BC49F2-3DCB-45F0-9030-13F6415EE178"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:12.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0668C45B-9D25-424B-B876-C1721BFFE5DA"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9D4D8C72-E7BB-40BF-9AE5-622794D63E09"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}