{"id":"CVE-2020-8165","details":"A deserialization of untrusted data vulnernerability exists in rails \u003c 5.2.4.3, rails \u003c 6.0.3.1 that can allow an attacker to unmarshal user-provided objects in MemCacheStore and RedisCacheStore potentially resulting in an RCE.","aliases":["GHSA-2p68-f74v-9wc6"],"modified":"2026-04-10T04:28:18.007905Z","published":"2020-06-19T18:15:11.067Z","related":["SUSE-SU-2020:2899-1","SUSE-SU-2020:2929-1","SUSE-SU-2020:3036-1","SUSE-SU-2020:3147-1","SUSE-SU-2020:3160-1","openSUSE-SU-2020:1677-1","openSUSE-SU-2020:1679-1","openSUSE-SU-2020:1993-1","openSUSE-SU-2020:2000-1","openSUSE-SU-2024:10589-1","openSUSE-SU-2024:11330-1","openSUSE-SU-2024:11331-1","openSUSE-SU-2024:11828-1"],"references":[{"type":"ADVISORY","url":"https://weblog.rubyonrails.org/2020/5/18/Rails-5-2-4-3-and-6-0-3-1-have-been-released/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4766"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/06/msg00022.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20250509-0002/"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00031.html"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00034.html"},{"type":"FIX","url":"https://hackerone.com/reports/413388"},{"type":"FIX","url":"https://groups.google.com/g/rubyonrails-security/c/bv6fW4S0Y1c"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rails/rails","events":[{"introduced":"0"},{"fixed":"7b5cc5a5dfcf38522be0a4b5daa97c5b2ba26c20"},{"introduced":"66cabeda2c46c582d19738e1318be8d59584cc5b"},{"fixed":"34991a6ae2fc68347c01ea7382fa89004159e019"},{"introduced":"0"},{"last_affected":"dd8f7185faeca6ee968a6e9367f6d8601a83b8db"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"5.2.4.3"},{"introduced":"6.0.0"},{"fixed":"6.0.3.1"},{"introduced":"0"},{"last_affected":"8.0"}]}}],"versions":["v0.10.0","v0.10.1","v0.11.0","v0.11.1","v0.12.0","v0.13.0","v0.13.1","v0.14.1","v0.14.3","v0.9.1","v0.9.2","v0.9.3","v0.9.4","v0.9.4.1","v0.9.5","v1.1.0","v1.1.0_RC1","v1.1.1","v2.0.0","v2.0.0_PR","v2.0.0_RC1","v2.0.0_RC2","v2.0.1","v3.0.0.beta.3","v3.0.0.beta3","v3.1.0.beta1","v3.1.0.rc1","v3.2.0.rc1","v4.0.0.beta1","v4.0.0.rc1","v4.2.0.beta1","v5.0.0.beta1","v5.0.0.beta2","v5.0.0.beta4","v5.1.0.beta1","v5.2.0.rc1","v5.2.1.rc1","v5.2.4","v5.2.4.1","v5.2.4.2","v5.2.4.rc1","v6.0.0","v6.0.0.beta1","v6.0.0.beta2","v6.0.3","v6.0.3.rc1","v6.1.0.rc1","v7.0.0.alpha1","v7.0.0.alpha2","v7.1.0.beta1","v8.0.0","v8.0.0.beta1","v8.0.0.rc1","v8.0.0.rc2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8165.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"15.1"}]},{"events":[{"introduced":"0"},{"last_affected":"15.2"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}