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FKIE_CVE-2003-0971

Vulnerability from fkie_nvd - Published: 2003-12-15 05:00 - Updated: 2026-06-16 22:03
Severity
Summary
GnuPG (GPG) 1.0.2, and other versions up to 1.2.3, creates ElGamal type 20 (sign+encrypt) keys using the same key component for encryption as for signing, which allows attackers to determine the private key from a signature.
References
cve@mitre.orgftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc
cve@mitre.orghttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000798
cve@mitre.orghttp://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000276.htmlPatch, Vendor Advisory
cve@mitre.orghttp://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000277.htmlPatch
cve@mitre.orghttp://marc.info/?l=bugtraq&m=106995769213221&w=2
cve@mitre.orghttp://secunia.com/advisories/10304
cve@mitre.orghttp://secunia.com/advisories/10349
cve@mitre.orghttp://secunia.com/advisories/10399
cve@mitre.orghttp://secunia.com/advisories/10400
cve@mitre.orghttp://www.debian.org/security/2004/dsa-429
cve@mitre.orghttp://www.kb.cert.org/vuls/id/940388US Government Resource
cve@mitre.orghttp://www.mandriva.com/security/advisories?name=MDKSA-2003:109
cve@mitre.orghttp://www.novell.com/linux/security/advisories/2003_048_gpg.html
cve@mitre.orghttp://www.redhat.com/support/errata/RHSA-2003-390.html
cve@mitre.orghttp://www.redhat.com/support/errata/RHSA-2003-395.html
cve@mitre.orghttp://www.securityfocus.com/bid/9115Patch, Vendor Advisory
cve@mitre.orghttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10982
af854a3a-2127-422b-91ae-364da2661108ftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc
af854a3a-2127-422b-91ae-364da2661108http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000798
af854a3a-2127-422b-91ae-364da2661108http://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000276.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000277.htmlPatch
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=106995769213221&w=2
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/10304
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/10349
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/10399
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/10400
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2004/dsa-429
af854a3a-2127-422b-91ae-364da2661108http://www.kb.cert.org/vuls/id/940388US Government Resource
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDKSA-2003:109
af854a3a-2127-422b-91ae-364da2661108http://www.novell.com/linux/security/advisories/2003_048_gpg.html
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2003-390.html
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2003-395.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/9115Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10982
Impacted products
Vendor Product Version
gnu privacy_guard 1.0.2
gnu privacy_guard 1.0.3
gnu privacy_guard 1.0.3b
gnu privacy_guard 1.0.4
gnu privacy_guard 1.0.5
gnu privacy_guard 1.0.6
gnu privacy_guard 1.0.7
gnu privacy_guard 1.2
gnu privacy_guard 1.2.1
gnu privacy_guard 1.2.2
gnu privacy_guard 1.2.2
gnu privacy_guard 1.2.3
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
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          "cpeMatch": [
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              "vulnerable": true
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              "vulnerable": true
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              "vulnerable": true
            },
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              "matchCriteriaId": "9896332E-819B-4392-B704-B143DBBE90A7",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "4B641ED5-4326-43E7-BF42-982B44478A05",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GnuPG (GPG) 1.0.2, and other versions up to 1.2.3, creates ElGamal type 20 (sign+encrypt) keys using the same key component for encryption as for signing, which allows attackers to determine the private key from a signature."
    },
    {
      "lang": "es",
      "value": "GnuPG (GPG) 1.0.2 y otras versiones anteriores a 1.2.3 crea claves firma+cifra ElGamal usando el mismo componente para cifrado y para firma, lo que permite a atacantes determinar la clave privada a partir de una firma."
    }
  ],
  "id": "CVE-2003-0971",
  "lastModified": "2026-06-16T22:03:15.927",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2003-12-15T05:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "ftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000798"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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      "url": "http://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000276.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000277.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://marc.info/?l=bugtraq\u0026m=106995769213221\u0026w=2"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/10304"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/10349"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/10399"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/10400"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2004/dsa-429"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "US Government Resource"
      ],
      "url": "http://www.kb.cert.org/vuls/id/940388"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2003:109"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.novell.com/linux/security/advisories/2003_048_gpg.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.redhat.com/support/errata/RHSA-2003-390.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.redhat.com/support/errata/RHSA-2003-395.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/9115"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10982"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.