{ "id": "CVE-2021-29454", "sourceIdentifier": "security-advisories@github.com", "published": "2022-01-10T20:15:08.000", "lastModified": "2022-12-08T22:22:22.780", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. Prior to versions 3.1.42 and 4.0.2, template authors could run arbitrary PHP code by crafting a malicious math string. If a math string was passed through as user provided data to the math function, external users could run arbitrary PHP code by crafting a malicious math string. Users should upgrade to version 3.1.42 or 4.0.2 to receive a patch." }, { "lang": "es", "value": "Smarty es un motor de plantillas para PHP que facilita la separaci\u00f3n de la presentaci\u00f3n (HTML/CSS) de la l\u00f3gica de la aplicaci\u00f3n. Antes de las versiones 3.1.42 y 4.0.2, los autores de plantillas pod\u00edan ejecutar c\u00f3digo PHP arbitrario al dise\u00f1ar una cadena matem\u00e1tica maliciosa. Si era pasada una cadena matem\u00e1tica como datos proporcionados por el usuario a la funci\u00f3n matem\u00e1tica, los usuarios externos pod\u00edan ejecutar c\u00f3digo PHP arbitrario al dise\u00f1ar una cadena matem\u00e1tica maliciosa. Los usuarios deben actualizar a la versi\u00f3n 3.1.42 o 4.0.2 para recibir un parche" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 }, { "source": "security-advisories@github.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.2 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 6.5 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "security-advisories@github.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-74" } ] }, { "source": "nvd@nist.gov", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-74" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:smarty:smarty:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.1.42", "matchCriteriaId": "4F2A8FC7-D5C2-4D88-A172-000065020043" }, { "vulnerable": true, "criteria": "cpe:2.3:a:smarty:smarty:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0.0", "versionEndExcluding": "4.0.2", "matchCriteriaId": "C66B5163-B419-4BBF-8F97-C6CFEB9CB37A" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252" }, { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73" }, { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD" }, { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D" } ] } ] } ], "references": [ { "url": "https://github.com/smarty-php/smarty/commit/215d81a9fa3cd63d82fb3ab56ecaf97cf1e7db71", "source": "security-advisories@github.com", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/smarty-php/smarty/releases/tag/v3.1.42", "source": "security-advisories@github.com", "tags": [ "Release Notes", "Third Party Advisory" ] }, { "url": "https://github.com/smarty-php/smarty/releases/tag/v4.0.2", "source": "security-advisories@github.com", "tags": [ "Release Notes", "Third Party Advisory" ] }, { "url": "https://github.com/smarty-php/smarty/security/advisories/GHSA-29gp-2c3m-3j6m", "source": "security-advisories@github.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00005.html", "source": "security-advisories@github.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BRAJVDRGCIY5UZ2PQHKDTT7RMKG6WJQQ/", "source": "security-advisories@github.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L777JIBIWJV34HS7LXPIDWASG7TT4LNI/", "source": "security-advisories@github.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://packagist.org/packages/smarty/smarty", "source": "security-advisories@github.com", "tags": [ "Product", "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/202209-09", "source": "security-advisories@github.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.debian.org/security/2022/dsa-5151", "source": "security-advisories@github.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.smarty.net/docs/en/language.function.math.tpl", "source": "security-advisories@github.com", "tags": [ "Vendor Advisory" ] } ] }