CVE-2006-4333

Status: ModifiedMedium (5.4)—
The SSCOP dissector in Wireshark (formerly Ethereal) before 0.99.3 allows remote attackers to cause a denial of service (resource consumption) via malformed packets that cause the Q.2391 dissector to use excessive memory.
CVSS

Version: 2.0
Vector: AV:N/AC:H/Au:N/C:N/I:N/A:C
Base score: 5.4
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 4.01%
Percentile among all scored CVEs: 90
Score date: 10/10/2026
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)

Wireshark — Wireshark
CWEs

CWE-399
References

Raw JSON (NVD)

Show
{
  "id": "CVE-2006-4333",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:H/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "HIGH",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 4.9,
        "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": "2006-08-24T20:04:00.000",
  "references": [
    {
      "url": "http://secunia.com/advisories/21597",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/21619",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/21649",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/21682",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/21813",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/21885",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/22378",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200608-26.xml",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://securitytracker.com/id?1016736",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-227.htm",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1171",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/696896",
      "tags": [
        "US Government Resource"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:152",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0658.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/444323/100/0/threaded",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/19690",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/3370",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.wireshark.org/security/wnpa-sec-2006-02.html",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28553",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28556",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://issues.rpath.com/browse/RPL-597",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11801",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/21597",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21619",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21649",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21682",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21813",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21885",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/22378",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200608-26.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securitytracker.com/id?1016736",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-227.htm",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1171",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/696896",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:152",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0658.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/444323/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/19690",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/3370",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.wireshark.org/security/wnpa-sec-2006-02.html",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28553",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28556",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://issues.rpath.com/browse/RPL-597",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11801",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The SSCOP dissector in Wireshark (formerly Ethereal) before 0.99.3 allows remote attackers to cause a denial of service (resource consumption) via malformed packets that cause the Q.2391 dissector to use excessive memory."
    },
    {
      "lang": "es",
      "value": "El analizador SSCOP en Wireshark (anteriormente  Ethereal) anterior a 0.99.3 permite a atacantes ermotos provocar una denegación de servicio (agotamiento de recursos) mediante paquetes mal formados que provocan que el analizador Q.2391 utilice demasiada memoria."
    }
  ],
  "lastModified": "2026-06-16T22:28:52.477",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:0.10.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BD4F19A6-98D5-4B6A-8AF0-D88561D50296"
            },
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:0.10.13:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B6D5E65C-08BF-480D-A7BE-1876E9AC93E0"
            },
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:0.99:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "503E7F73-0E2A-442C-9B76-679A2AD03052"
            },
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:0.99.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E3C422E5-3252-48C2-B4FF-E32AA5463D97"
            },
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:0.99.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "31C43A78-E578-4B1C-8E33-24529E973E30"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}