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CVE-2012-5621

Status: ModifiedMedium (5)—

lib/engine/components/opal/opal-call.cpp in ekiga before 4.0.0 allows remote attackers to cause a denial of service (crash) via an OPAL connection with a party name that contains invalid UTF-8 strings.

CVSS

Exploitation probability (EPSS)

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)

Ekiga — Ekiga

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2012-5621",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2014-09-29T22:55:05.003",
  "references": [
    {
      "url": "http://ftp.gnome.org/pub/gnome/sources/ekiga/4.0/ekiga-4.0.0.news",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://seclists.org/oss-sec/2012/q4/407",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/56790",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://blogs.oracle.com/sunsecurity/entry/cve_2012_5621_denial_of",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=883058",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80640",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://git.gnome.org/browse/ekiga/commit/?id=7d09807257",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://lists.fedoraproject.org/pipermail/package-announce/2013-March/099554.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://ftp.gnome.org/pub/gnome/sources/ekiga/4.0/ekiga-4.0.0.news",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://seclists.org/oss-sec/2012/q4/407",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/56790",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://blogs.oracle.com/sunsecurity/entry/cve_2012_5621_denial_of",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=883058",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80640",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.gnome.org/browse/ekiga/commit/?id=7d09807257",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/pipermail/package-announce/2013-March/099554.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "lib/engine/components/opal/opal-call.cpp in ekiga before 4.0.0 allows remote attackers to cause a denial of service (crash) via an OPAL connection with a party name that contains invalid UTF-8 strings."
    },
    {
      "lang": "es",
      "value": "lib/engine/components/opal/opal-call.cpp en ekiga anterior a 4.0.0 permite a atacantes remotos causar una denegación de servicio (caída) a través de una conexión con un nombre de parte que contiene cadenas UTF-8 inválidas."
    }
  ],
  "lastModified": "2026-06-16T23:47:06.293",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ekiga:ekiga:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "066D2914-E039-4509-8195-7ECC74F57E1F",
              "versionEndIncluding": "3.9.90"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}