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CVE-2008-5744

Estado: ModificadaAlta (7.2)—

Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to an incorrect tor2 patch for CVE-2008-5396 that uses the wrong variable in a range check against the value of lc->sync.

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 (1)

Asterisk — Zaptel

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2008-5744",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": true,
        "exploitabilityScore": 3.9,
        "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": "2008-12-26T21:30:00.360",
  "references": [
    {
      "url": "http://bugs.digium.com/view.php?id=13954#96700",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/32960",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://svn.digium.com/view/dahdi?view=rev&revision=5590",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2008/12/19/2",
      "tags": [
        "Exploit"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=475446#c4",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/47666",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://bugs.digium.com/view.php?id=13954#96700",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/32960",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://svn.digium.com/view/dahdi?view=rev&revision=5590",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2008/12/19/2",
      "tags": [
        "Exploit"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=475446#c4",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/47666",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to an incorrect tor2 patch for CVE-2008-5396 that uses the wrong variable in a range check against the value of lc->sync."
    },
    {
      "lang": "es",
      "value": "Error de índice de array en el driver de dahdi/tor2.c en Zaptel (también conocido como DAHDI) 1.4.11 y anteriores permite a usuarios locales en el grupo dialout sobrescribir un valor entero en la memoria del kernel escribiendo a /dev/zap/ctl, relacionado con un parche tor2 incorrecto para CVE-2008-5396 que utiliza la variable equivocada en una comprobación de rango contra el valor de lc->sync."
    }
  ],
  "lastModified": "2026-06-16T23:00:55.043",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:asterisk:zaptel:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "44ADB7D9-FDFE-478E-ADD0-8978BE18D365",
              "versionEndIncluding": "1.4.11"
            },
            {
              "criteria": "cpe:2.3:a:asterisk:zaptel:1.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CC52E469-E0A0-4114-A297-862E0D6364C0"
            },
            {
              "criteria": "cpe:2.3:a:asterisk:zaptel:1.2.27:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3B906772-5BF8-4C60-B2D5-822D934BABFF"
            },
            {
              "criteria": "cpe:2.3:a:asterisk:zaptel:1.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E8A4A878-FFDF-4A58-9254-74CD7AAEEEBF"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}