{"cve":"CVE-2020-35920","nvd":{"published":"2020-12-31T09:15:16.020","modified":"2026-06-17T03:14:36.487","status":"Modified","description":"An issue was discovered in the socket2 crate before 0.3.16 for Rust. It has false expectations about the std::net::SocketAddr memory representation.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://rustsec.org/advisories/RUSTSEC-2020-0079.html","https://rustsec.org/advisories/RUSTSEC-2020-0079.html"],"products":["rust-lang:socket2"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-35920","score":0.00407,"percentile":0.35023,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-458v-4hrf-g3m4","url":"https://osv.dev/vulnerability/GHSA-458v-4hrf-g3m4","summary":"socket2 invalidly assumes the memory layout of std::net::SocketAddr","modified":"2024-02-12T15:55:27Z","packages":[{"ecosystem":"crates.io","name":"socket2","purl":"pkg:cargo/socket2","ranges":["<0.3.16"],"fixed":["0.3.16"]},{"ecosystem":"crates.io","name":"net2","purl":"pkg:cargo/net2","ranges":["<0.2.36"],"fixed":["0.2.36"]}]},{"id":"GHSA-c79c-gwph-gqfm","url":"https://osv.dev/vulnerability/GHSA-c79c-gwph-gqfm","summary":"`net2` invalidly assumes the memory layout of std::net::SocketAddr","modified":"2023-11-08T04:03:39.408679Z","packages":[{"ecosystem":"crates.io","name":"net2","purl":"pkg:cargo/net2","ranges":["<0.2.36"],"fixed":["0.2.36"]}]},{"id":"RUSTSEC-2020-0078","url":"https://osv.dev/vulnerability/RUSTSEC-2020-0078","summary":"`net2` invalidly assumes the memory layout of std::net::SocketAddr","modified":"2023-11-08T04:03:39.408679Z","packages":[{"ecosystem":"crates.io","name":"net2","purl":"pkg:cargo/net2","ranges":[">=0.0.0-0 <0.2.36"],"fixed":["0.2.36"]}]},{"id":"RUSTSEC-2020-0079","url":"https://osv.dev/vulnerability/RUSTSEC-2020-0079","summary":"`socket2` invalidly assumes the memory layout of std::net::SocketAddr","modified":"2024-02-10T15:57:43Z","packages":[{"ecosystem":"crates.io","name":"socket2","purl":"pkg:cargo/socket2","ranges":[">=0.0.0-0 <0.3.16"],"fixed":["0.3.16"]}]}],"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."]}