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CVE-2007-6437

Estado: ModificadaMedia (5)—

Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Balabit — Syslog-ng Open Source EditionBalabit — Syslog-ng Premium Edition

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2007-6437",
  "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": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2007-12-19T21:46:00.000",
  "references": [
    {
      "url": "http://seclists.org/bugtraq/2007/Dec/0202.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/28118",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/28279",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/28372",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/28483",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200712-19.xml",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securitytracker.com/id?1019105",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2008/dsa-1464",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.osvdb.org/39551",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/485181/100/0/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/26897",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/4257",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=426173",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/39082",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00606.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00610.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://seclists.org/bugtraq/2007/Dec/0202.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/28118",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/28279",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/28372",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/28483",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200712-19.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securitytracker.com/id?1019105",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2008/dsa-1464",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.osvdb.org/39551",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/485181/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/26897",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/4257",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=426173",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/39082",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00606.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00610.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": "Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference."
    },
    {
      "lang": "es",
      "value": "Balabit syslog-ng 2.0.x anterior a 2.0.6 y 2.1.x anterior a 2.1.8 permite a atacantes remotos provocar denegación de servicio (caida) a través de un mensaje con una marca de tiempo que no contiene un espacio de rastro, lo cual dispara un puntero de referencia NULL."
    }
  ],
  "lastModified": "2026-06-16T22:48:05.137",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:balabit:syslog-ng_open_source_edition:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "85E531DE-D01A-42C1-BE7D-EE46EA648646",
              "versionEndIncluding": "2.0.6"
            },
            {
              "criteria": "cpe:2.3:a:balabit:syslog-ng_premium_edition:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B2B0CD1F-E82B-4D56-BD96-810B4AF65F61",
              "versionEndIncluding": "2.1.8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}