FKIE_CVE-2009-2620

Vulnerability from fkie_nvd - Published: 2009-07-29 17:30 - Updated: 2026-06-16 23:09
Severity
Summary
src/remote/server.cpp in fbserver.exe in Firebird SQL 1.5 before 1.5.6, 2.0 before 2.0.6, 2.1 before 2.1.3, and 2.5 before 2.5 Beta 2 allows remote attackers to cause a denial of service (daemon crash) via a malformed op_connect_request message that triggers an infinite loop or NULL pointer dereference.
References
cve@mitre.orghttp://tracker.firebirdsql.org/browse/CORE-2563Vendor Advisory
cve@mitre.orghttp://www.coresecurity.com/content/firebird-sql-dosExploit
cve@mitre.orghttp://www.exploit-db.com/exploits/9295Exploit
cve@mitre.orghttp://www.securityfocus.com/bid/35842Exploit, Patch
cve@mitre.orghttps://bugzilla.redhat.com/show_bug.cgi?id=514463Issue Tracking
cve@mitre.orghttps://www.redhat.com/archives/fedora-package-announce/2009-August/msg01341.htmlBroken Link
cve@mitre.orghttps://www.redhat.com/archives/fedora-package-announce/2009-August/msg01370.htmlBroken Link
af854a3a-2127-422b-91ae-364da2661108http://tracker.firebirdsql.org/browse/CORE-2563Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.coresecurity.com/content/firebird-sql-dosExploit
af854a3a-2127-422b-91ae-364da2661108http://www.exploit-db.com/exploits/9295Exploit
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/35842Exploit, Patch
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=514463Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01341.htmlBroken Link
af854a3a-2127-422b-91ae-364da2661108https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01370.htmlBroken Link
Impacted products
Vendor Product Version
firebirdsql firebird *
firebirdsql firebird *
firebirdsql firebird *
firebirdsql firebird 2.5.0
firebirdsql firebird 2.5.0
firebirdsql firebird 2.5.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:firebirdsql:firebird:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "ED5BF0C6-148D-4142-9479-52831305FF8D",
              "versionEndExcluding": "1.5.6",
              "versionStartIncluding": "1.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:firebirdsql:firebird:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "361ADF74-C457-4BCC-BD99-D730CB32D4E6",
              "versionEndExcluding": "2.0.6",
              "versionStartIncluding": "2.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:firebirdsql:firebird:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "746090F5-012B-4587-BDD2-C300E6C8817E",
              "versionEndExcluding": "2.1.3",
              "versionStartIncluding": "2.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:firebirdsql:firebird:2.5.0:-:*:*:*:*:*:*",
              "matchCriteriaId": "62D0C042-3838-40CB-A43F-769EC419252B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:firebirdsql:firebird:2.5.0:alpha1:*:*:*:*:*:*",
              "matchCriteriaId": "355DC46D-D76E-4924-9FF1-B1B69B9BA51C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:firebirdsql:firebird:2.5.0:beta1:*:*:*:*:*:*",
              "matchCriteriaId": "F069ED28-40B3-4B94-B89F-7E18AF0056C9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "src/remote/server.cpp in fbserver.exe in Firebird SQL 1.5 before 1.5.6, 2.0 before 2.0.6, 2.1 before 2.1.3, and 2.5 before 2.5 Beta 2 allows remote attackers to cause a denial of service (daemon crash) via a malformed op_connect_request message that triggers an infinite loop or NULL pointer dereference."
    },
    {
      "lang": "es",
      "value": "src/remote/server.cpp en fbserver.exe en Firebird SQL v1.5 anterior a v1.5.6, v2.0 anterior a v2.0.6, v2.1 anterior a v2.1.3, y v2.5 anterior a v2.5 Beta 2, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de demonio) a trav\u00e9s de un mensaje op_connect_request mal formado que provoca un bucle infinito o una deferencia a puntero NULL."
    }
  ],
  "id": "CVE-2009-2620",
  "lastModified": "2026-06-16T23:09:51.347",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2009-07-29T17:30:01.280",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://tracker.firebirdsql.org/browse/CORE-2563"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.coresecurity.com/content/firebird-sql-dos"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.exploit-db.com/exploits/9295"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Patch"
      ],
      "url": "http://www.securityfocus.com/bid/35842"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=514463"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link"
      ],
      "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01341.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link"
      ],
      "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01370.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://tracker.firebirdsql.org/browse/CORE-2563"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.coresecurity.com/content/firebird-sql-dos"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.exploit-db.com/exploits/9295"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Patch"
      ],
      "url": "http://www.securityfocus.com/bid/35842"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=514463"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01341.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01370.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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