{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2019-20454",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "dateUpdated": "2024-08-05T02:39:09.902Z",
        "dateReserved": "2020-02-14T00:00:00",
        "datePublished": "2020-02-14T00:00:00"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre",
                "dateUpdated": "2023-03-16T00:00:00"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \\X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, which would allow an attacker to crash the application. The flaw occurs in do_extuni_no_utf in pcre2_jit_compile.c."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "n/a",
                    "versions": [
                        {
                            "version": "n/a",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://bugs.exim.org/show_bug.cgi?id=2421"
                },
                {
                    "url": "https://bugs.php.net/bug.php?id=78338"
                },
                {
                    "url": "https://vcs.pcre.org/pcre2?view=revision&revision=1092"
                },
                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1735494"
                },
                {
                    "name": "GLSA-202006-16",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://security.gentoo.org/glsa/202006-16"
                },
                {
                    "name": "FEDORA-2020-b11cf352bd",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OQRAHYHLRNMBTPR3KXVM27NSZP3KTOPI/"
                },
                {
                    "name": "[debian-lts-announce] 20230316 [SECURITY] [DLA 3363-1] pcre2 security update",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00014.html"
                }
            ],
            "metrics": [
                {
                    "cvssV3_0": {
                        "version": "3.0",
                        "vectorString": "CVSS:3.0/AC:H/AV:L/A:H/C:N/I:N/PR:N/S:U/UI:N",
                        "attackVector": "LOCAL",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseScore": 5.1,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "n/a"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-05T02:39:09.902Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://bugs.exim.org/show_bug.cgi?id=2421",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://bugs.php.net/bug.php?id=78338",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://vcs.pcre.org/pcre2?view=revision&revision=1092",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1735494",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "GLSA-202006-16",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "https://security.gentoo.org/glsa/202006-16"
                    },
                    {
                        "name": "FEDORA-2020-b11cf352bd",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OQRAHYHLRNMBTPR3KXVM27NSZP3KTOPI/"
                    },
                    {
                        "name": "[debian-lts-announce] 20230316 [SECURITY] [DLA 3363-1] pcre2 security update",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00014.html"
                    }
                ]
            }
        ]
    }
}