CVE-2018-21232

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-05-14T11:06:06.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/skvadrik/re2c/issues/219"}, {"tags": ["x_refsource_MISC"], "url": "https://www.openwall.com/lists/oss-security/2020/04/27/2"}, {"name": "[oss-security] 20200514 Re: re2c: infinite loop", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2020/05/14/4"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-21232", "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": "re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/skvadrik/re2c/issues/219", "refsource": "MISC", "url": "https://github.com/skvadrik/re2c/issues/219"}, {"name": "https://www.openwall.com/lists/oss-security/2020/04/27/2", "refsource": "MISC", "url": "https://www.openwall.com/lists/oss-security/2020/04/27/2"}, {"name": "[oss-security] 20200514 Re: re2c: infinite loop", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2020/05/14/4"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T12:26:39.556Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/skvadrik/re2c/issues/219"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.openwall.com/lists/oss-security/2020/04/27/2"}, {"name": "[oss-security] 20200514 Re: re2c: infinite loop", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2020/05/14/4"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-21232", "datePublished": "2020-04-29T13:36:31.000Z", "dateReserved": "2020-04-28T00:00:00.000Z", "dateUpdated": "2024-08-05T12:26:39.556Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"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:re2c:re2c:*:*:*:*:*:*:*:*", "matchCriteriaId": "CF95DF80-2205-4CA8-A01F-C05F3626EFBA", "versionEndExcluding": "2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags."}, {"lang": "es", "value": "re2c versiones anteriores a 2.0, tiene una recursi\u00f3n no controlada que causa el consumo de la pila en find_fixed_tags."}], "id": "CVE-2018-21232", "lastModified": "2026-06-17T01:54:26.017", "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": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-04-29T14:15:14.417", "references": [{"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2020/05/14/4"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://github.com/skvadrik/re2c/issues/219"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2020/04/27/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2020/05/14/4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://github.com/skvadrik/re2c/issues/219"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2020/04/27/2"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-674"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "re2c: uncontrolled recursion that causes stack consumption in find_fixed_tags", "id": "1837650", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1837650"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-674", "details": ["re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags."], "name": "CVE-2018-21232", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "re2c", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-09-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-21232\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-21232"], "statement": "This vulnerability does not affect any version of re2c shipped with any version of Red Hat Enterprise Linux.", "threat_severity": "Low"}

{}