GSD-2021-36978

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails.
Aliases
Aliases
CVE-2021-36978
To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-36978",
    "description": "QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails.",
    "id": "GSD-2021-36978",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-36978.html",
      "https://ubuntu.com/security/CVE-2021-36978"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-36978"
      ],
      "details": "QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails.",
      "id": "GSD-2021-36978",
      "modified": "2023-12-13T01:23:16.252664Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-36978",
        "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": "QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/qpdf/qpdf/issues/492",
            "refsource": "MISC",
            "url": "https://github.com/qpdf/qpdf/issues/492"
          },
          {
            "name": "https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5",
            "refsource": "MISC",
            "url": "https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5"
          },
          {
            "name": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml",
            "refsource": "MISC",
            "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml"
          },
          {
            "name": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262",
            "refsource": "MISC",
            "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262"
          },
          {
            "name": "[debian-lts-announce] 20230829 [SECURITY] [DLA 3548-1] qpdf security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html"
          },
          {
            "name": "GLSA-202401-20",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202401-20"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:qpdf_project:qpdf:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1B05CAAF-503E-44C4-9C05-9B67FB428602",
                    "versionEndIncluding": "9.1.1",
                    "versionStartIncluding": "9.0.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:qpdf_project:qpdf:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D3248C5B-FA31-4C64-8E9B-1FD144777CD8",
                    "versionEndIncluding": "10.0.4",
                    "versionStartIncluding": "10.0.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails."
          },
          {
            "lang": "es",
            "value": "QPDF versiones 9.x hasta 9.1.1 y versiones 10.x hasta 10.0.4, presenta un desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en la funci\u00f3n Pl_ASCII85Decoder::write (llamado desde Pl_AES_PDF::flush y Pl_AES_PDF::finish) cuando comete un fallo una determinada escritura descendente"
          }
        ],
        "id": "CVE-2021-36978",
        "lastModified": "2024-01-15T14:15:24.063",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-07-20T07:15:08.030",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://github.com/qpdf/qpdf/issues/492"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://security.gentoo.org/glsa/202401-20"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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  • 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.
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  • 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.



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