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CVE-2005-2659

Status: ModifiedHigh (10)—

Buffer overflow in the LZX decompression in CHM Lib (chmlib) 0.35, as used in products such as KchmViewer, has unknown impact and attack vectors.

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)

JED Wing — CHM LIB

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2005-2659",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "security@debian.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2005-11-16T07:42:00.000",
  "references": [
    {
      "url": "http://mail-index.netbsd.org/pkgsrc-changes/2005/09/12/0010.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://secunia.com/advisories/17325",
      "source": "security@debian.org"
    },
    {
      "url": "http://secunia.com/advisories/17494",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "http://secunia.com/advisories/17775",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "http://www.debian.org/security/2005/dsa-886",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/15338",
      "source": "security@debian.org"
    },
    {
      "url": "http://mail-index.netbsd.org/pkgsrc-changes/2005/09/12/0010.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/17325",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/17494",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/17775",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2005/dsa-886",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/15338",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in the LZX decompression in CHM Lib (chmlib) 0.35, as used in products such as KchmViewer, has unknown impact and attack vectors."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de búfer en la descompresión LZX de CHM Lib (chmlib) 0.35, usado en productos como KchmViewer, con impacto desconocido mediante vectores desconocidos."
    }
  ],
  "lastModified": "2026-06-16T22:15:25.340",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:jed_wing:chm_lib:0.35:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "57AA0405-EC8B-41A4-977D-32C221EE43AA"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@debian.org"
}