CVE-2019-19204

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In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2", "refsource": "MISC", "url": "https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2"}, {"name": "https://github.com/kkos/oniguruma/issues/162", "refsource": "MISC", "url": "https://github.com/kkos/oniguruma/issues/162"}, {"name": "https://github.com/ManhNDd/CVE-2019-19204", "refsource": "MISC", "url": "https://github.com/ManhNDd/CVE-2019-19204"}, {"name": "FEDORA-2019-d942abd0d4", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/"}, {"name": "[debian-lts-announce] 20191204 [SECURITY] [DLA 2020-1] libonig security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00002.html"}, {"name": "FEDORA-2019-73197ff9a0", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/"}, {"name": "https://github.com/tarantula-team/CVE-2019-19204", "refsource": "MISC", "url": "https://github.com/tarantula-team/CVE-2019-19204"}, {"name": "USN-4460-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4460-1/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T02:09:39.457Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/kkos/oniguruma/issues/162"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/ManhNDd/CVE-2019-19204"}, {"name": "FEDORA-2019-d942abd0d4", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/"}, {"name": "[debian-lts-announce] 20191204 [SECURITY] [DLA 2020-1] libonig security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00002.html"}, {"name": "FEDORA-2019-73197ff9a0", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/tarantula-team/CVE-2019-19204"}, {"name": "USN-4460-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4460-1/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-19204", "datePublished": "2019-11-21T20:06:47.000Z", "dateReserved": "2019-11-21T00:00:00.000Z", "dateUpdated": "2024-08-05T02:09:39.457Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:oniguruma_project:oniguruma:*:*:*:*:*:*:*:*", "matchCriteriaId": "7696B698-FAA5-4F0E-B9BC-C152135F9D6A", "versionEndExcluding": "6.9.4", "versionStartIncluding": "6.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:oniguruma_project:oniguruma:6.9.4:rc1:*:*:*:*:*:*", "matchCriteriaId": "0515AAEB-AD17-4E7F-91DE-D9FEC0C1602D", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*", "matchCriteriaId": "97A4B8DF-58DA-4AB6-A1F9-331B36409BA3", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*", "matchCriteriaId": "80F0FA5D-8D3B-4C0E-81E2-87998286AF33", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Oniguruma versiones 6.x anteriores a 6.9.4_rc2. En la funci\u00f3n fetch_interval_quantifier (anteriormente conocida como fetch_range_quantifier) ??en el archivo regparse.c, PFETCH es llamada sin comprobar PEND. Esto conlleva a una lectura excesiva de b\u00fafer en la regi\u00f3n heap de la memoria."}], "id": "CVE-2019-19204", "lastModified": "2026-06-17T02:26:17.057", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "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": "2019-11-21T21:15:11.577", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/ManhNDd/CVE-2019-19204"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://github.com/kkos/oniguruma/issues/162"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/tarantula-team/CVE-2019-19204"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00002.html"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/4460-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/ManhNDd/CVE-2019-19204"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://github.com/kkos/oniguruma/issues/162"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/tarantula-team/CVE-2019-19204"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00002.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/4460-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2020:3662", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "php:7.3-8020020200715124551.ceb1cf90", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-09-08T00:00:00Z"}, {"advisory": "RHSA-2024:0889", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "oniguruma-0:6.8.2-2.1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-02-20T00:00:00Z"}, {"advisory": "RHSA-2024:0409", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "oniguruma-0:6.8.2-2.1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:0572", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "oniguruma-0:6.8.2-2.1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-01-30T00:00:00Z"}, {"advisory": "RHSA-2020:5275", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-php73-php-0:7.3.20-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-12-01T00:00:00Z"}, {"advisory": "RHSA-2020:5275", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-php73-php-0:7.3.20-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-12-01T00:00:00Z"}, {"advisory": "RHSA-2020:5275", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-php73-php-0:7.3.20-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-12-01T00:00:00Z"}], "bugzilla": {"description": "oniguruma: Heap-based buffer over-read in function fetch_interval_quantifier in regparse.c", "id": "1802068", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1802068"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-125", "details": ["An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read.", "An out-of-bounds read vulnerability was found in Oniguruma in the way it handled regular expression quantifiers. A remote attacker could abuse this flaw by providing a malformed regular expression that, when processed by an application linked to Oniguruma, could possibly crash the application, resulting in a denial of service."], "name": "CVE-2019-19204", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "php", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "php53", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "oniguruma", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "php", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "php", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "php:7.2/php", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "ruby:2.5/ruby", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "ruby:2.6/ruby", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Will not fix", "package_name": "oniguruma", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-php72-php", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-ruby24-ruby", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-ruby25-ruby", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-ruby26-ruby", "product_name": "Red Hat Software Collections"}], "public_date": "2019-11-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-19204\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-19204"], "threat_severity": "Moderate"}

{}