{"cve":"CVE-2021-45680","nvd":{"published":"2021-12-27T00:15:08.810","modified":"2026-06-17T04:13:56.137","status":"Modified","description":"An issue was discovered in the vec-const crate before 2.0.0 for Rust. It tries to construct a Vec from a pointer to a const slice, leading to memory corruption.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-787"],"references":["https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/vec-const/RUSTSEC-2021-0082.md","https://rustsec.org/advisories/RUSTSEC-2021-0082.html","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/vec-const/RUSTSEC-2021-0082.md","https://rustsec.org/advisories/RUSTSEC-2021-0082.html"],"products":["vec-const_project:vec-const"],"source":"nvd","synced_at":"2026-10-19T21:26:33.761856376+00:00"},"epss":{"cve":"CVE-2021-45680","score":0.01088,"percentile":0.65331,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-jmwx-r3gq-qq3p","url":"https://osv.dev/vulnerability/GHSA-jmwx-r3gq-qq3p","summary":"vec-const attempts to construct a Vec from a pointer to a const slice","modified":"2023-11-08T04:07:21.429742Z","packages":[{"ecosystem":"crates.io","name":"vec-const","purl":"pkg:cargo/vec-const","ranges":["<2.0.0"],"fixed":["2.0.0"]}]},{"id":"GHSA-x76r-966h-5qv9","url":"https://osv.dev/vulnerability/GHSA-x76r-966h-5qv9","summary":"Out-of-bounds Write in vec-const","modified":"2023-11-08T04:07:21.429742Z","packages":[{"ecosystem":"crates.io","name":"vec-const","purl":"pkg:cargo/vec-const","ranges":["<2.0.0"],"fixed":["2.0.0"]}]},{"id":"RUSTSEC-2021-0082","url":"https://osv.dev/vulnerability/RUSTSEC-2021-0082","summary":"vec-const attempts to construct a Vec from a pointer to a const slice","modified":"2025-12-17T17:18:32.343835Z","packages":[{"ecosystem":"crates.io","name":"vec-const","purl":"pkg:cargo/vec-const","ranges":[">=0.0.0-0 <2.0.0"],"fixed":["2.0.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}