CVE-2021-42840

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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:salesagility:suitecrm:*:*:*:*:*:*:*:*", "matchCriteriaId": "71D85420-ACFA-4591-B7FC-1DAD33C77835", "versionEndExcluding": "7.11.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "SuiteCRM before 7.11.19 allows remote code execution via the system settings Log File Name setting. In certain circumstances involving admin account takeover, logger_file_name can refer to an attacker-controlled PHP file under the web root, because only the all-lowercase PHP file extensions were blocked. NOTE: this issue exists because of an incomplete fix for CVE-2020-28328."}, {"lang": "es", "value": "SuiteCRM versiones anteriores a 7.11.19, permite una ejecuci\u00f3n de c\u00f3digo remota por medio de la configuraci\u00f3n del sistema Log File Name. En determinadas circunstancias que implican la toma de posesi\u00f3n de la cuenta de administrador, logger_file_name puede referirse a un archivo PHP controlado por el atacante bajo el root de la web, porque s\u00f3lo las extensiones de archivos PHP en min\u00fasculas fueron bloqueadas. NOTA: este problema se presenta debido a una correcci\u00f3n incompleta de CVE-2020-28328"}], "id": "CVE-2021-42840", "lastModified": "2026-06-17T04:10:11.560", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 9.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-22T19:15:08.173", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/165001/SuiteCRM-7.11.18-Remote-Code-Execution.html"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://docs.suitecrm.com/admin/releases/7.11.x/#_7_11_19"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/rapid7/metasploit-framework/commits/master/modules/exploits/linux/http/suitecrm_log_file_rce.rb"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://suitecrm.com/time-to-upgrade-suitecrm-7-11-19-7-10-30-lts-released/"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://theyhack.me/SuiteCRM-RCE-2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/165001/SuiteCRM-7.11.18-Remote-Code-Execution.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://docs.suitecrm.com/admin/releases/7.11.x/#_7_11_19"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/rapid7/metasploit-framework/commits/master/modules/exploits/linux/http/suitecrm_log_file_rce.rb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://suitecrm.com/time-to-upgrade-suitecrm-7-11-19-7-10-30-lts-released/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://theyhack.me/SuiteCRM-RCE-2/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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