fkie_cve-2019-20838
Vulnerability from fkie_nvd
Published
2020-06-15 17:15
Modified
2024-11-21 04:39
Summary
libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454.
References
cve@mitre.orghttp://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
cve@mitre.orghttp://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
cve@mitre.orghttps://bugs.gentoo.org/717920Issue Tracking, Patch, Third Party Advisory, VDB Entry
cve@mitre.orghttps://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3EMailing List, Third Party Advisory
cve@mitre.orghttps://support.apple.com/kb/HT211931Vendor Advisory
cve@mitre.orghttps://support.apple.com/kb/HT212147Vendor Advisory
cve@mitre.orghttps://www.pcre.org/original/changelog.txtRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugs.gentoo.org/717920Issue Tracking, Patch, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3EMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/kb/HT211931Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/kb/HT212147Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.pcre.org/original/changelog.txtRelease Notes, Vendor Advisory
Impacted products



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A872F624-E3E1-4213-A77D-782BAB4C0EA6",
              "versionEndExcluding": "8.43",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F2EE75CC-3796-416A-9E58-64788BB89240",
              "versionEndExcluding": "11.0.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5722E753-75DE-4944-A11B-556CB299B57D",
              "versionEndExcluding": "8.2.12",
              "versionStartIncluding": "8.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DC0F9351-81A4-4FEA-B6B5-6E960A933D32",
              "versionEndExcluding": "9.0.6",
              "versionStartIncluding": "9.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "EED24E67-2957-4C1B-8FEA-E2D2FE7B97FC",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \\X or \\R has more than one fixed quantifier, a related issue to CVE-2019-20454."
    },
    {
      "lang": "es",
      "value": "libpcre en PCRE versiones anteriores a 8.43, permite una lectura excesiva del b\u00fafer del asunto en JIT cuando UTF es deshabilitado, y \\X o \\R contiene m\u00e1s de un cuantificador corregido, un problema relacionado con CVE-2019-20454"
    }
  ],
  "id": "CVE-2019-20838",
  "lastModified": "2024-11-21T04:39:29.857",
  "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": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-06-15T17:15:09.683",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://seclists.org/fulldisclosure/2020/Dec/32"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://seclists.org/fulldisclosure/2021/Feb/14"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Patch",
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      ],
      "url": "https://bugs.gentoo.org/717920"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Third Party Advisory"
      ],
      "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.apple.com/kb/HT211931"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.apple.com/kb/HT212147"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://www.pcre.org/original/changelog.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://seclists.org/fulldisclosure/2020/Dec/32"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://seclists.org/fulldisclosure/2021/Feb/14"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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        "Patch",
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      ],
      "url": "https://bugs.gentoo.org/717920"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://support.apple.com/kb/HT211931"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://support.apple.com/kb/HT212147"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://www.pcre.org/original/changelog.txt"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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