{"id":"CVE-2021-38196","aliases":["RUSTSEC-2021-0077"],"url":"https://o3.security/vulnerability/CVE-2021-38196","summary":"Remote code execution in better-macro","details":"An issue was discovered in the better-macro crate through 2021-07-22 for Rust. It intentionally demonstrates that remote attackers can execute arbitrary code via proc-macros, and otherwise has no legitimate purpose.","published":"2021-08-25T20:56:00Z","modified":"2023-11-08T04:06:26.288170Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"crates.io","name":"better-macro","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38196"},{"type":"PACKAGE","url":"https://github.com/raycar5/better-macro"},{"type":"WEB","url":"https://github.com/raycar5/better-macro/blob/24ff1702397b9c19bbfa4c660e2316cd77d3b900/src/lib.rs#L36-L38"},{"type":"WEB","url":"https://rustsec.org/advisories/RUSTSEC-2021-0077.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2023-11-08T04:06:26.288170Z"}}