{"id":"CVE-2020-35860","aliases":["EUVD-2021-1550","GHSA-3vjm-36rr-7qrq","RUSTSEC-2020-0005"],"status":"published","title":"NULL Pointer Dereference in cbox","description":"An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01649,"percentile":0.76707,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2020-03-19T12:00:00Z","modified":"2026-06-17T03:14:28Z","affected":[{"source":"ghsa","ecosystem":"crates.io","package":"cbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.3.0"}]}]},{"source":"osv","ecosystem":"crates.io","package":"cbox","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"0.3.0"}]}]},{"source":"osv","ecosystem":"crates.io","package":"cbox","ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"}]}]}],"products":[{"vendor":"cbox_project","product":"cbox"}],"references":[{"url":"https://rustsec.org/advisories/RUSTSEC-2020-0005.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35860","tags":["advisory"]},{"url":"https://github.com/TomBebbington/cbox-rs/issues/2","tags":["web","report"]},{"url":"https://github.com/advisories/GHSA-3vjm-36rr-7qrq"},{"url":"https://github.com/TomBebbington/cbox-rs","tags":["package"]},{"url":"https://crates.io/crates/cbox","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2020-35860","description":"An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.","status":"published","published":"2020-12-31T08:30:21Z","modified":"2024-08-04T17:16:13.021Z","updated_at":"2026-11-02T14:35:57.975444Z"}],"euvd":[{"id":"EUVD-2021-1550","description":"An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.","status":"published","published":"2020-12-31T08:30:21Z","modified":"2024-08-04T17:16:13Z","updated_at":"2026-11-03T03:07:04.595509Z"}],"ghsa":[{"id":"GHSA-3vjm-36rr-7qrq","title":"NULL Pointer Dereference in cbox","description":"An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.","status":"published","published":"2021-08-25T20:47:16Z","modified":"2023-01-09T05:05:14Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:36:11.367194Z"}],"nvd":[{"id":"CVE-2020-35860","description":"An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.","status":"published","published":"2020-12-31T10:15:14.94Z","modified":"2026-06-17T03:14:28.89Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:06:28.340168Z"}],"osv":[{"id":"GHSA-3vjm-36rr-7qrq","title":"NULL Pointer Dereference in cbox","description":"An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.","status":"published","published":"2021-08-25T20:47:16Z","modified":"2023-11-08T04:03:36.035726Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:46:36.092962Z"},{"id":"RUSTSEC-2020-0005","title":"CBox API allows to de-reference raw pointers without `unsafe` code","description":"`CBox` and `CSemiBox` are part of the public API of the cbox crate\nand they allow to create smart pointers from raw pointers and de-reference\nthem without the need of `unsafe` code.","status":"published","published":"2020-03-19T12:00:00Z","modified":"2023-11-08T04:03:36.035726Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:53:39.492624Z"}]}}