{"id":"GHSA-79wf-qcqv-r22r","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.","aliases":["CVE-2021-38196","RUSTSEC-2021-0077"],"modified":"2023-11-08T04:06:26.288170Z","published":"2021-08-25T20:56:00Z","database_specific":{"nvd_published_at":"2021-08-08T06:15:00Z","cwe_ids":["CWE-78","CWE-94"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2021-08-18T21:21:03Z"},"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"}],"affected":[{"package":{"name":"better-macro","ecosystem":"crates.io","purl":"pkg:cargo/better-macro"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.0.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-79wf-qcqv-r22r/GHSA-79wf-qcqv-r22r.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}