{"id":"GHSA-jm6m-4632-36hf","aliases":["BIT-composer-2023-43655","CVE-2023-43655"],"title":"Composer Remote Code Execution vulnerability via web-accessible composer.phar","description":"### Impact\n\nUsers publishing a composer.phar to a public web-accessible server where the composer.phar can be executed as a php file may be impacted if PHP also has `register_argc_argv` enabled in php.ini.\n\n### Patches\n\n2.6.4, 2.2.22 and 1.10.27 patch this vulnerability.\n\n### Workarounds\n\nMake sure `register_argc_argv` is disabled in php.ini, and avoid publishing composer.phar to the web as this really should not happen.","severity":"high","score":8.8,"published":"2023-09-29T20:39:21.000Z","modified":"2025-02-13T19:36:33.563Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"composer/composer","ranges":[{"events":[{"introduced":"0"},{"fixed":"1.10.27"}],"type":"ECOSYSTEM"}],"versions":["1.0.0","1.0.0-alpha1","1.0.0-alpha10","1.0.0-alpha11","1.0.0-alpha2","1.0.0-alpha3","1.0.0-alpha4","1.0.0-alpha5","1.0.0-alpha6","1.0.0-alpha7","1.0.0-alpha8","1.0.0-alpha9","1.0.0-beta1","1.0.0-beta2","1.0.1","1.0.2","1.0.3","1.1.0","1.1.0-RC","1.1.1","1.1.2","1.1.3","1.10.0","1.10.0-RC","1.10.1","1.10.10","1.10.11","1.10.12","1.10.13","1.10.14","1.10.15","1.10.16","1.10.17","1.10.18","1.10.19","1.10.2","1.10.20","1.10.21","1.10.22","1.10.23","1.10.24","1.10.25","1.10.26","1.10.3","1.10.4","1.10.5","1.10.6","1.10.7","1.10.8","1.10.9","1.2.0","1.2.0-RC","1.2.1","1.2.2","1.2.3","1.2.4","1.3.0","1.3.0-RC","1.3.1","1.3.2","1.3.3","1.4.0","1.4.1","1.4.2","1.4.3","1.5.0","1.5.1","1.5.2","1.5.3","1.5.4","1.5.5","1.5.6","1.6.0","1.6.0-RC","1.6.1","1.6.2","1.6.3","1.6.4","1.6.5","1.7.0","1.7.0-RC","1.7.1","1.7.2","1.7.3","1.8.0","1.8.1","1.8.2","1.8.3","1.8.4","1.8.5","1.8.6","1.9.0","1.9.1","1.9.2","1.9.3"],"fixed":["1.10.27"]},{"ecosystem":"Packagist","name":"composer/composer","ranges":[{"events":[{"introduced":"2.0.0"},{"fixed":"2.2.22"}],"type":"ECOSYSTEM"}],"versions":["2.0.0","2.0.1","2.0.10","2.0.11","2.0.12","2.0.13","2.0.14","2.0.2","2.0.3","2.0.4","2.0.5","2.0.6","2.0.7","2.0.8","2.0.9","2.1.0","2.1.0-RC1","2.1.1","2.1.10","2.1.11","2.1.12","2.1.14","2.1.2","2.1.3","2.1.4","2.1.5","2.1.6","2.1.7","2.1.8","2.1.9","2.2.0","2.2.0-RC1","2.2.1","2.2.10","2.2.11","2.2.12","2.2.13","2.2.14","2.2.15","2.2.16","2.2.17","2.2.18","2.2.19","2.2.2","2.2.20","2.2.21","2.2.3","2.2.4","2.2.5","2.2.6","2.2.7","2.2.8","2.2.9"],"fixed":["2.2.22"]},{"ecosystem":"Packagist","name":"composer/composer","ranges":[{"events":[{"introduced":"2.3.0"},{"fixed":"2.6.4"}],"type":"ECOSYSTEM"}],"versions":["2.3.0","2.3.1","2.3.10","2.3.2","2.3.3","2.3.4","2.3.5","2.3.6","2.3.7","2.3.8","2.3.9","2.4.0","2.4.0-RC1","2.4.1","2.4.2","2.4.3","2.4.4","2.5.0","2.5.1","2.5.2","2.5.3","2.5.4","2.5.5","2.5.6","2.5.7","2.5.8","2.6.0","2.6.1","2.6.2","2.6.3"],"fixed":["2.6.4"]}],"references":["https://github.com/composer/composer/security/advisories/GHSA-jm6m-4632-36hf","https://nvd.nist.gov/vuln/detail/CVE-2023-43655","https://github.com/composer/composer/commit/4fce14795aba98e40b6c4f5047305aba17a6120d","https://github.com/composer/composer/commit/955a48e6319c8962e5cd421b07c00ab3c728968c","https://github.com/composer/composer/commit/95e091c921037b7b6564942845e7b738f6b95c9c","https://github.com/composer/composer","https://lists.debian.org/debian-lts-announce/2024/03/msg00030.html","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/66H2WKFUO255T3BZTL72TNYJYH2XM5FG","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7AWYAUZNH565NWPIKGEIYBWHYNM5JGAE","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KFOPGPW2KS37O3KJWBRGTUWHTXCQXBS2"],"sources":[{"name":"OSV","id":"GHSA-jm6m-4632-36hf","modified":"2025-02-13T19:36:33.563645Z","url":"https://osv.dev/vulnerability/GHSA-jm6m-4632-36hf"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8}]}