gsd-2018-20783
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x before 7.2.13, a buffer over-read in PHAR reading functions may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse a .phar file. This is related to phar_parse_pharfile in ext/phar/phar.c.
Aliases
Aliases
CVE-2018-20783


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-20783",
    "description": "In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x before 7.2.13, a buffer over-read in PHAR reading functions may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse a .phar file. This is related to phar_parse_pharfile in ext/phar/phar.c.",
    "id": "GSD-2018-20783",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-20783.html",
      "https://access.redhat.com/errata/RHSA-2020:1624",
      "https://access.redhat.com/errata/RHSA-2019:3299",
      "https://access.redhat.com/errata/RHSA-2019:2519",
      "https://ubuntu.com/security/CVE-2018-20783",
      "https://linux.oracle.com/cve/CVE-2018-20783.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-20783"
      ],
      "details": "In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x before 7.2.13, a buffer over-read in PHAR reading functions may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse a .phar file. This is related to phar_parse_pharfile in ext/phar/phar.c.",
      "id": "GSD-2018-20783",
      "modified": "2023-12-13T01:22:29.160079Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-20783",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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                    }
                  }
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              "vendor_name": "n/a"
            }
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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://php.net/ChangeLog-5.php",
            "refsource": "MISC",
            "url": "http://php.net/ChangeLog-5.php"
          },
          {
            "name": "http://php.net/ChangeLog-7.php",
            "refsource": "MISC",
            "url": "http://php.net/ChangeLog-7.php"
          },
          {
            "name": "https://bugs.php.net/bug.php?id=77143",
            "refsource": "MISC",
            "url": "https://bugs.php.net/bug.php?id=77143"
          },
          {
            "name": "openSUSE-SU-2019:1256",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html"
          },
          {
            "name": "openSUSE-SU-2019:1293",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html"
          },
          {
            "name": "USN-3566-2",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/3566-2/"
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          {
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html"
          },
          {
            "name": "openSUSE-SU-2019:1573",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html"
          },
          {
            "name": "RHSA-2019:2519",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2019:2519"
          },
          {
            "name": "RHSA-2019:3299",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2019:3299"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.6.39",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "7.0.33",
                "versionStartIncluding": "7.0.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "7.1.25",
                "versionStartIncluding": "7.1.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "7.2.13",
                "versionStartIncluding": "7.2.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-20783"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "lang": "en",
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-125"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugs.php.net/bug.php?id=77143",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Issue Tracking",
                "Vendor Advisory"
              ],
              "url": "https://bugs.php.net/bug.php?id=77143"
            },
            {
              "name": "http://php.net/ChangeLog-7.php",
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            },
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              "name": "http://php.net/ChangeLog-5.php",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "http://php.net/ChangeLog-5.php"
            },
            {
              "name": "openSUSE-SU-2019:1256",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html"
            },
            {
              "name": "openSUSE-SU-2019:1293",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html"
            },
            {
              "name": "USN-3566-2",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/3566-2/"
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              "name": "openSUSE-SU-2019:1572",
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              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html"
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              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html"
            },
            {
              "name": "RHSA-2019:2519",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2019:2519"
            },
            {
              "name": "RHSA-2019:3299",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2019:3299"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "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,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-05-22T15:29Z",
      "publishedDate": "2019-02-21T19:29Z"
    }
  }
}


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