CVE-2019-20838 (GCVE-0-2019-20838)
Vulnerability from cvelistv5
Published
2020-06-15 16:50
Modified
2026-10-08 21:13
Severity ?
CWE
  • n/a
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.
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T02:53:09.397Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.gentoo.org/717920"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.pcre.org/original/changelog.txt"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT211931"
          },
          {
            "name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2020/Dec/32"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT212147"
          },
          {
            "name": "20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2021/Feb/14"
          },
          {
            "name": "[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2019-20838",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-08T21:06:39.988543Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-08T21:13:52.362Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "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."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-02-25T16:06:43.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.gentoo.org/717920"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.pcre.org/original/changelog.txt"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.apple.com/kb/HT211931"
        },
        {
          "name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1",
          "tags": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2020/Dec/32"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.apple.com/kb/HT212147"
        },
        {
          "name": "20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave",
          "tags": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2021/Feb/14"
        },
        {
          "name": "[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-20838",
          "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": "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."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugs.gentoo.org/717920",
              "refsource": "MISC",
              "url": "https://bugs.gentoo.org/717920"
            },
            {
              "name": "https://www.pcre.org/original/changelog.txt",
              "refsource": "MISC",
              "url": "https://www.pcre.org/original/changelog.txt"
            },
            {
              "name": "https://support.apple.com/kb/HT211931",
              "refsource": "CONFIRM",
              "url": "https://support.apple.com/kb/HT211931"
            },
            {
              "name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1",
              "refsource": "FULLDISC",
              "url": "http://seclists.org/fulldisclosure/2020/Dec/32"
            },
            {
              "name": "https://support.apple.com/kb/HT212147",
              "refsource": "CONFIRM",
              "url": "https://support.apple.com/kb/HT212147"
            },
            {
              "name": "20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave",
              "refsource": "FULLDISC",
              "url": "http://seclists.org/fulldisclosure/2021/Feb/14"
            },
            {
              "name": "[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar",
              "refsource": "MLIST",
              "url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-20838",
    "datePublished": "2020-06-15T16:50:48.000Z",
    "dateReserved": "2020-06-15T00:00:00.000Z",
    "dateUpdated": "2026-10-08T21:13:52.362Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://bugs.gentoo.org/717920\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.pcre.org/original/changelog.txt\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/kb/HT211931\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"name\": \"20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1\", \"tags\": [\"mailing-list\", \"x_refsource_FULLDISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/kb/HT212147\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2021/Feb/14\", \"name\": \"20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave\", \"tags\": [\"mailing-list\", \"x_refsource_FULLDISC\", \"x_transferred\"]}, {\"url\": \"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E\", \"name\": \"[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-05T02:53:09.397Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2019-20838\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-10-08T21:06:39.988543Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-10-08T21:06:40.493Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://bugs.gentoo.org/717920\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.pcre.org/original/changelog.txt\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/kb/HT211931\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"name\": \"20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1\", \"tags\": [\"mailing-list\", \"x_refsource_FULLDISC\"]}, {\"url\": \"https://support.apple.com/kb/HT212147\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2021/Feb/14\", \"name\": \"20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave\", \"tags\": [\"mailing-list\", \"x_refsource_FULLDISC\"]}, {\"url\": \"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E\", \"name\": \"[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\"]}], \"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.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2021-02-25T16:06:43.000Z\"}, \"x_legacyV4Record\": {\"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_value\": \"n/a\"}]}, \"product_name\": \"n/a\"}]}, \"vendor_name\": \"n/a\"}]}}, \"data_type\": \"CVE\", \"references\": {\"reference_data\": [{\"url\": \"https://bugs.gentoo.org/717920\", \"name\": \"https://bugs.gentoo.org/717920\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.pcre.org/original/changelog.txt\", \"name\": \"https://www.pcre.org/original/changelog.txt\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/kb/HT211931\", \"name\": \"https://support.apple.com/kb/HT211931\", \"refsource\": \"CONFIRM\"}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"name\": \"20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1\", \"refsource\": \"FULLDISC\"}, {\"url\": \"https://support.apple.com/kb/HT212147\", \"name\": \"https://support.apple.com/kb/HT212147\", \"refsource\": \"CONFIRM\"}, {\"url\": \"http://seclists.org/fulldisclosure/2021/Feb/14\", \"name\": \"20210201 APPLE-SA-2021-02-01-1 macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave\", \"refsource\": \"FULLDISC\"}, {\"url\": \"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E\", \"name\": \"[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar\", \"refsource\": \"MLIST\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"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.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"n/a\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2019-20838\", \"STATE\": \"PUBLIC\", \"ASSIGNER\": \"cve@mitre.org\"}}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2019-20838\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-10-08T21:13:52.362Z\", \"dateReserved\": \"2020-06-15T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2020-06-15T16:50:48.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…