{"id":"CVE-2023-3533","state":"PUBLISHED","title":"Chamilo LMS Unauthenticated Remote Code Execution via Arbitrary File Write","description":"Path traversal in file upload functionality in `/main/webservices/additional_webservices.php` in Chamilo LMS <= v1.11.20 allows unauthenticated attackers to perform stored cross-site scripting attacks and obtain remote code execution via arbitrary file write.","publishedAt":"2023-11-28T07:06:43.738Z","updatedAt":"2024-08-02T06:55:03.594Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"STAR_Labs"},"assigner":"STAR_Labs","products":["Chamilo Chamilo"],"affected":[{"vendor":"Chamilo","product":"Chamilo","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.11.20","versionType":"semver"}],"repo":"https://github.com/chamilo/chamilo-lms/"}],"references":["https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-124-2023-07-13-Critical-impact-High-risk-Unauthenticated-Arbitrary-File-Write-RCE-CVE-2023-3533","https://starlabs.sg/advisories/23/23-3533/","https://github.com/chamilo/chamilo-lms/commit/37be9ce7243a30259047dd4517c48ff8b21d657a"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/3xxx/CVE-2023-3533.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-3533","state":"PUBLISHED","datePublished":"2023-11-28T07:06:43.738Z","dateUpdated":"2024-08-02T06:55:03.594Z","assignerShortName":"STAR_Labs","assignerOrgId":"b1571b85-cbc9-431f-830b-0c8155323a69","dateReserved":"2023-07-07T07:41:09.938Z"},"containers":{"cna":{"title":"Chamilo LMS Unauthenticated Remote Code Execution via Arbitrary File Write","descriptions":[{"lang":"en","value":"Path traversal in file upload functionality in `/main/webservices/additional_webservices.php` in Chamilo LMS <= v1.11.20 allows unauthenticated attackers to perform stored cross-site scripting attacks and obtain remote code execution via arbitrary file write."}],"affected":[{"vendor":"Chamilo","product":"Chamilo","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.11.20","versionType":"semver"}],"repo":"https://github.com/chamilo/chamilo-lms/"}],"references":[{"url":"https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-124-2023-07-13-Critical-impact-High-risk-Unauthenticated-Arbitrary-File-Write-RCE-CVE-2023-3533","tags":["vendor-advisory"]},{"url":"https://starlabs.sg/advisories/23/23-3533/","tags":["third-party-advisory"]},{"url":"https://github.com/chamilo/chamilo-lms/commit/37be9ce7243a30259047dd4517c48ff8b21d657a","tags":["patch"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"STAR_Labs","orgId":"b1571b85-cbc9-431f-830b-0c8155323a69","dateUpdated":"2023-11-28T07:06:43.738Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Ngo Wei Lin (@Creastery) of STAR Labs SG Pte. Ltd. (@starlabs_sg)"}],"impacts":[{"capecId":"CAPEC-139","descriptions":[{"lang":"en","value":"CAPEC-139 Relative Path Traversal"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-124-2023-07-13-Critical-impact-High-risk-Unauthenticated-Arbitrary-File-Write-RCE-CVE-2023-3533","tags":["vendor-advisory","x_transferred"]},{"url":"https://starlabs.sg/advisories/23/23-3533/","tags":["third-party-advisory","x_transferred"]},{"url":"https://github.com/chamilo/chamilo-lms/commit/37be9ce7243a30259047dd4517c48ff8b21d657a","tags":["patch","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:55:03.594Z"}}]}}}