{"containers": {"cna": {"affected": [{"product": "rulex", "vendor": "rulex-rs", "versions": [{"status": "affected", "version": "< 0.4.3"}]}], "descriptions": [{"lang": "en", "value": "rulex is a new, portable, regular expression language. When parsing untrusted rulex expressions, the stack may overflow, possibly enabling a Denial of Service attack. This happens when parsing an expression with several hundred levels of nesting, causing the process to abort immediately. This is a security concern for you, if your service parses untrusted rulex expressions (expressions provided by an untrusted user), and your service becomes unavailable when the process running rulex aborts due to a stack overflow. The crash is fixed in version **0.4.3**. Affected users are advised to update to this version. There are no known workarounds for this issue."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-674", "description": "CWE-674: Uncontrolled Recursion", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-06-27T22:10:20", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/rulex-rs/rulex/security/advisories/GHSA-v78m-2q7v-fjqp"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/rulex-rs/rulex/commit/60aa2dc03a22d69c8800fec81f99c96958a11363"}], "source": {"advisory": "GHSA-v78m-2q7v-fjqp", "discovery": "UNKNOWN"}, "title": "Uncontrolled Recursion in rulex", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2022-31099", "STATE": "PUBLIC", "TITLE": "Uncontrolled Recursion in rulex"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "rulex", "version": {"version_data": [{"version_value": "< 0.4.3"}]}}]}, "vendor_name": "rulex-rs"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "rulex is a new, portable, regular expression language. When parsing untrusted rulex expressions, the stack may overflow, possibly enabling a Denial of Service attack. This happens when parsing an expression with several hundred levels of nesting, causing the process to abort immediately. This is a security concern for you, if your service parses untrusted rulex expressions (expressions provided by an untrusted user), and your service becomes unavailable when the process running rulex aborts due to a stack overflow. The crash is fixed in version **0.4.3**. Affected users are advised to update to this version. There are no known workarounds for this issue."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-674: Uncontrolled Recursion"}]}]}, "references": {"reference_data": [{"name": "https://github.com/rulex-rs/rulex/security/advisories/GHSA-v78m-2q7v-fjqp", "refsource": "CONFIRM", "url": "https://github.com/rulex-rs/rulex/security/advisories/GHSA-v78m-2q7v-fjqp"}, {"name": "https://github.com/rulex-rs/rulex/commit/60aa2dc03a22d69c8800fec81f99c96958a11363", "refsource": "MISC", "url": "https://github.com/rulex-rs/rulex/commit/60aa2dc03a22d69c8800fec81f99c96958a11363"}]}, "source": {"advisory": "GHSA-v78m-2q7v-fjqp", "discovery": "UNKNOWN"}}}}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2022-31099", "datePublished": "2022-06-27T22:10:20", "dateReserved": "2022-05-18T00:00:00", "dateUpdated": "2022-06-27T22:10:20", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:pomsky-lang:pomsky:*:*:*:*:*:rust:*:*", "matchCriteriaId": "BD1AEB74-00F4-4E35-839A-98858DF404B2", "versionEndExcluding": "0.4.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "rulex is a new, portable, regular expression language. When parsing untrusted rulex expressions, the stack may overflow, possibly enabling a Denial of Service attack. This happens when parsing an expression with several hundred levels of nesting, causing the process to abort immediately. This is a security concern for you, if your service parses untrusted rulex expressions (expressions provided by an untrusted user), and your service becomes unavailable when the process running rulex aborts due to a stack overflow. The crash is fixed in version **0.4.3**. Affected users are advised to update to this version. There are no known workarounds for this issue."}, {"lang": "es", "value": "rulex es un nuevo lenguaje de expresiones regulares port\u00e1til. Cuando son analizadas expresiones de rulex que no son confiables, la pila puede desbordarse, permitiendo posiblemente un ataque de Denegaci\u00f3n de Servicio. Esto sucede cuando es analizada una expresi\u00f3n con varios cientos de niveles de anidamiento, causando que el proceso sea abortado inmediatamente. Esto es un problema de seguridad para usted, si su servicio analiza expresiones rulex que no son confiables (expresiones proporcionadas por un usuario que no es confiable), y su servicio no est\u00e1 disponible cuando el proceso que ejecuta rulex aborta debido a un desbordamiento de la pila. El bloqueo ha sido corregido en versi\u00f3n **0.4.3**. Es recomendado a usuarios afectados actualizar a esta versi\u00f3n. No se presentan mitigaciones conocidas para este problema"}], "id": "CVE-2022-31099", "lastModified": "2022-07-11T14:26:28.353", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2022-06-27T23:15:08.043", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/rulex-rs/rulex/commit/60aa2dc03a22d69c8800fec81f99c96958a11363"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/rulex-rs/rulex/security/advisories/GHSA-v78m-2q7v-fjqp"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-674"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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