{"id":"CVE-2023-1521","aliases":["GHSA-x7fr-pg8f-93f5"],"url":"https://o3.security/vulnerability/CVE-2023-1521","summary":"sccache vulnerable to privilege escalation if server is run as root","details":"On Linux the sccache client can execute arbitrary code with the privileges of a local sccache server, by preloading the code in a shared library passed to LD_PRELOAD.\n\n\nIf the server is run as root (which is the default when installing the  snap package https://snapcraft.io/sccache ), this means a user running the sccache client can get root privileges.","published":"2024-11-26T12:15:18.203Z","modified":"2026-04-10T04:54:22.579367Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"crates.io","name":"sccache","fixedVersion":"0.4.0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-x7fr-pg8f-93f5"},{"type":"EVIDENCE","url":"https://securitylab.github.com/advisories/GHSL-2023-046_ScCache"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T04:54:22.579367Z"}}