{
  "GSD": {
    "alias": "CVE-2020-27792",
    "description": "A heap-based buffer over write vulnerability was found in GhostScript\u0027s lp8000_print_page() function in gdevlp8k.c file. An attacker could trick a user to open a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service.",
    "id": "GSD-2020-27792",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-27792.html",
      "https://ubuntu.com/security/CVE-2020-27792"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-27792"
      ],
      "details": "A heap-based buffer overwrite vulnerability was found in GhostScript\u0027s lp8000_print_page() function in the gdevlp8k.c file. This flaw allows an attacker to trick a user into opening a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service.",
      "id": "GSD-2020-27792",
      "modified": "2023-12-13T01:22:10.784335Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2020-27792",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Red Hat Enterprise Linux 6",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "unknown"
                          }
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Red Hat Enterprise Linux 7",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "unknown"
                          }
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Red Hat Enterprise Linux 8",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "affected"
                          }
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Red Hat Enterprise Linux 9",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "unaffected"
                          }
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Red Hat"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A heap-based buffer overwrite vulnerability was found in GhostScript\u0027s lp8000_print_page() function in the gdevlp8k.c file. This flaw allows an attacker to trick a user into opening a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service."
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-119",
                "lang": "eng",
                "value": "Improper Restriction of Operations within the Bounds of a Memory Buffer"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://access.redhat.com/security/cve/CVE-2020-27792",
            "refsource": "MISC",
            "url": "https://access.redhat.com/security/cve/CVE-2020-27792"
          },
          {
            "name": "https://bugs.ghostscript.com/show_bug.cgi?id=701844",
            "refsource": "MISC",
            "url": "https://bugs.ghostscript.com/show_bug.cgi?id=701844"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2247179",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2247179"
          },
          {
            "name": "https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7",
            "refsource": "MISC",
            "url": "https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7"
          },
          {
            "name": "https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7",
            "refsource": "MISC",
            "url": "https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7"
          },
          {
            "name": "https://lists.debian.org/debian-lts-announce/2022/09/msg00005.html",
            "refsource": "MISC",
            "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00005.html"
          }
        ]
      },
      "work_around": [
        {
          "lang": "en",
          "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."
        }
      ]
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F5647446-A67F-4ECA-AFFA-B6B7CFCA7955",
                    "versionEndIncluding": "9.50",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "A heap-based buffer overwrite vulnerability was found in GhostScript\u0027s lp8000_print_page() function in the gdevlp8k.c file. This flaw allows an attacker to trick a user into opening a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service."
          },
          {
            "lang": "es",
            "value": "Se encontr\u00f3 una vulnerabilidad de escritura excesiva en el b\u00fafer en la regi\u00f3n heap de la memoria en la funci\u00f3n lp8000_print_page() de GhostScript en el archivo gdevlp8k.c. Un atacante podr\u00eda enga\u00f1ar a un usuario para que abriera un archivo PDF dise\u00f1ado, desencadenando el desbordamiento del b\u00fafer de la pila que podr\u00eda conllevar la corrupci\u00f3n de la memoria o una denegaci\u00f3n de servicio."
          }
        ],
        "id": "CVE-2020-27792",
        "lastModified": "2023-12-19T06:15:44.583",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.1,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.2,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.1,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.2,
              "source": "secalert@redhat.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2022-08-19T23:15:08.303",
        "references": [
          {
            "source": "secalert@redhat.com",
            "url": "https://access.redhat.com/security/cve/CVE-2020-27792"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://bugs.ghostscript.com/show_bug.cgi?id=701844"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2247179"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00005.html"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "secalert@redhat.com",
            "type": "Secondary"
          }
        ]
      }
    }
  }
}