{"id":"CVE-2020-35881","aliases":["RUSTSEC-2020-0027"],"url":"https://o3.security/vulnerability/CVE-2020-35881","summary":"Out of bounds write in traitobject","details":"An issue was discovered in the traitobject crate through 2020-06-01 for Rust. It has false expectations about fat pointers, possibly causing memory corruption in, for example, Rust 2.x.","published":"2021-08-25T20:48:02Z","modified":"2026-09-10T03:49:27.084502708Z","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":"traitobject","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35881"},{"type":"WEB","url":"https://github.com/reem/rust-traitobject/issues/7"},{"type":"PACKAGE","url":"https://github.com/reem/rust-traitobject"},{"type":"WEB","url":"https://rustsec.org/advisories/RUSTSEC-2020-0027.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-10T03:49:27.084502708Z"}}