gsd-2020-25125
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified other impact, when a victim imports an attacker's OpenPGP key, and this key has AEAD preferences. The overflow is caused by a g10/key-check.c error. NOTE: GnuPG 2.3.x is unaffected. GnuPG 2.2.23 is a fixed version.
Aliases
Aliases
CVE-2020-25125


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-25125",
    "description": "GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified other impact, when a victim imports an attacker\u0027s OpenPGP key, and this key has AEAD preferences. The overflow is caused by a g10/key-check.c error. NOTE: GnuPG 2.3.x is unaffected. GnuPG 2.2.23 is a fixed version.",
    "id": "GSD-2020-25125",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-25125.html",
      "https://security.archlinux.org/CVE-2020-25125"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-25125"
      ],
      "details": "GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified other impact, when a victim imports an attacker\u0027s OpenPGP key, and this key has AEAD preferences. The overflow is caused by a g10/key-check.c error. NOTE: GnuPG 2.3.x is unaffected. GnuPG 2.2.23 is a fixed version.",
      "id": "GSD-2020-25125",
      "modified": "2023-12-13T01:21:57.313042Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2020-25125",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified other impact, when a victim imports an attacker\u0027s OpenPGP key, and this key has AEAD preferences. The overflow is caused by a g10/key-check.c error. NOTE: GnuPG 2.3.x is unaffected. GnuPG 2.2.23 is a fixed version."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://bugzilla.opensuse.org/show_bug.cgi?id=1176034",
            "refsource": "MISC",
            "url": "https://bugzilla.opensuse.org/show_bug.cgi?id=1176034"
          },
          {
            "name": "https://dev.gnupg.org/rG8ec9573e57866dda5efb4677d4454161517484bc",
            "refsource": "MISC",
            "url": "https://dev.gnupg.org/rG8ec9573e57866dda5efb4677d4454161517484bc"
          },
          {
            "name": "https://lists.gnupg.org/pipermail/gnupg-announce/2020q3/000448.html",
            "refsource": "MISC",
            "url": "https://lists.gnupg.org/pipermail/gnupg-announce/2020q3/000448.html"
          },
          {
            "name": "https://dev.gnupg.org/T5050",
            "refsource": "MISC",
            "url": "https://dev.gnupg.org/T5050"
          },
          {
            "name": "[oss-security] 20200903 GNUPG released with AEAD sec fix CVE-2020-25125",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2020/09/03/4"
          },
          {
            "name": "[oss-security] 20200903 CVE-2020-25125: gnupg2: buffer overflow when importing a key with AEAD preferences",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2020/09/03/5"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:gnupg:gnupg:2.2.21:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:gnupg:gnupg:2.2.22:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:gpg4win:gpg4win:3.1.12:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-25125"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified other impact, when a victim imports an attacker\u0027s OpenPGP key, and this key has AEAD preferences. The overflow is caused by a g10/key-check.c error. NOTE: GnuPG 2.3.x is unaffected. GnuPG 2.2.23 is a fixed version."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-120"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.opensuse.org/show_bug.cgi?id=1176034",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Issue Tracking",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.opensuse.org/show_bug.cgi?id=1176034"
            },
            {
              "name": "https://lists.gnupg.org/pipermail/gnupg-announce/2020q3/000448.html",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://lists.gnupg.org/pipermail/gnupg-announce/2020q3/000448.html"
            },
            {
              "name": "https://dev.gnupg.org/T5050",
              "refsource": "MISC",
              "tags": [
                "Mailing List"
              ],
              "url": "https://dev.gnupg.org/T5050"
            },
            {
              "name": "https://dev.gnupg.org/rG8ec9573e57866dda5efb4677d4454161517484bc",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "https://dev.gnupg.org/rG8ec9573e57866dda5efb4677d4454161517484bc"
            },
            {
              "name": "[oss-security] 20200903 CVE-2020-25125: gnupg2: buffer overflow when importing a key with AEAD preferences",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2020/09/03/5"
            },
            {
              "name": "[oss-security] 20200903 GNUPG released with AEAD sec fix CVE-2020-25125",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2020/09/03/4"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-09-11T13:49Z",
      "publishedDate": "2020-09-03T18:15Z"
    }
  }
}


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