{"id":"CVE-2020-36460","aliases":["EUVD-2021-1809","GHSA-mxv6-q98x-h958","RUSTSEC-2020-0140"],"status":"published","title":"Data races in model","description":"An issue was discovered in the model crate through 2020-11-10 for Rust. The Shared data structure has an implementation of the Send and Sync traits without regard for the inner type.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01098,"percentile":0.66061,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362","CWE-843"],"published":"2020-11-10T12:00:00Z","modified":"2026-06-17T03:15:32Z","affected":[{"source":"ghsa","ecosystem":"crates.io","package":"model","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.1.2"}]}]},{"source":"osv","ecosystem":"crates.io","package":"model","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"0.1.2"}]}]},{"source":"osv","ecosystem":"crates.io","package":"model","ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"}]}]}],"products":[{"vendor":"model_project","product":"model"}],"references":[{"url":"https://rustsec.org/advisories/RUSTSEC-2020-0140.html","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","web","advisory"]},{"url":"https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/model/RUSTSEC-2020-0140.md","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36460","tags":["advisory"]},{"url":"https://github.com/spacejam/model/issues/3","tags":["web","report"]},{"url":"https://github.com/advisories/GHSA-mxv6-q98x-h958"},{"url":"https://github.com/spacejam/model","tags":["package"]},{"url":"https://crates.io/crates/model","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2020-36460","description":"An issue was discovered in the model crate through 2020-11-10 for Rust. The Shared data structure has an implementation of the Send and Sync traits without regard for the inner type.","status":"published","published":"2021-08-08T05:13:44Z","modified":"2024-08-04T17:30:08.084Z","updated_at":"2026-11-02T14:35:55.128961Z"}],"euvd":[{"id":"EUVD-2021-1809","description":"An issue was discovered in the model crate through 2020-11-10 for Rust. The Shared data structure has an implementation of the Send and Sync traits without regard for the inner type.","status":"published","published":"2021-08-08T05:13:44Z","modified":"2024-08-04T17:30:08Z","updated_at":"2026-11-03T03:07:03.010139Z"}],"ghsa":[{"id":"GHSA-mxv6-q98x-h958","title":"Data races in model","description":"`Shared` data structure in `model` crate implements `Send` and `Sync` traits regardless of the inner type.\nThis allows safe Rust code to trigger a data race, which is undefined behavior in Rust.\n\nUsers are advised to treat `Shared` as an unsafe type.\nIt should not be used outside of the testing context,\nand care must be taken so that the testing code does not have a data race\nbesides a race condition that is expected to be caught by the test.\n","status":"published","published":"2021-08-25T20:56:07Z","modified":"2023-02-01T05:05:52Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-362","CWE-843"],"updated_at":"2026-11-02T14:36:35.781528Z"}],"nvd":[{"id":"CVE-2020-36460","description":"An issue was discovered in the model crate through 2020-11-10 for Rust. The Shared data structure has an implementation of the Send and Sync traits without regard for the inner type.","status":"published","published":"2021-08-08T06:15:07.923Z","modified":"2026-06-17T03:15:32.363Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:06:44.292752Z"}],"osv":[{"id":"GHSA-mxv6-q98x-h958","title":"Data races in model","description":"`Shared` data structure in `model` crate implements `Send` and `Sync` traits regardless of the inner type.\nThis allows safe Rust code to trigger a data race, which is undefined behavior in Rust.\n\nUsers are advised to treat `Shared` as an unsafe type.\nIt should not be used outside of the testing context,\nand care must be taken so that the testing code does not have a data race\nbesides a race condition that is expected to be caught by the test.\n","status":"published","published":"2021-08-25T20:56:07Z","modified":"2023-11-08T04:03:46.195914Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-362","CWE-843"],"updated_at":"2026-11-02T15:46:52.534897Z"},{"id":"RUSTSEC-2020-0140","title":"`Shared` can cause a data race","description":"`Shared` data structure in `model` crate implements `Send` and `Sync` traits regardless of the inner type.\nThis allows safe Rust code to trigger a data race, which is undefined behavior in Rust.\n\nUsers are advised to treat `Shared` as an unsafe type.\nIt should not be used outside of the testing context,\nand care must be taken so that the testing code does not have a data race\nbesides a race condition that is expected to be caught by the test.\n\nCheck [the Rustonomicon](https://doc.rust-lang.org/nomicon/races.html) for the difference between\na data race and a general race condition.","status":"published","published":"2020-11-10T12:00:00Z","modified":"2023-11-08T04:03:46.195914Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:39.492624Z"}]}}