{"cve":"CVE-2021-45686","nvd":{"published":"2021-12-27T00:15:09.083","modified":"2026-06-17T04:13:56.827","status":"Modified","description":"An issue was discovered in the csv-sniffer crate through 2021-01-05 for Rust. preamble_skipcount may read from uninitialized memory locations.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-908"],"references":["https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/csv-sniffer/RUSTSEC-2021-0088.md","https://rustsec.org/advisories/RUSTSEC-2021-0088.html","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/csv-sniffer/RUSTSEC-2021-0088.md","https://rustsec.org/advisories/RUSTSEC-2021-0088.html"],"products":["csv-sniffer_project:csv-sniffer"],"source":"nvd","synced_at":"2026-10-19T21:26:33.761856376+00:00"},"epss":{"cve":"CVE-2021-45686","score":0.0123,"percentile":0.68951,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-9783-42pm-x5jq","url":"https://osv.dev/vulnerability/GHSA-9783-42pm-x5jq","summary":"Use of Uninitialized Resource in csv-sniffer.","modified":"2023-11-08T04:07:21.801873Z","packages":[{"ecosystem":"crates.io","name":"csv-sniffer","purl":"pkg:cargo/csv-sniffer","ranges":["<0.2.0"],"fixed":["0.2.0"]}]},{"id":"GHSA-r67p-m7g9-gxw6","url":"https://osv.dev/vulnerability/GHSA-r67p-m7g9-gxw6","summary":"`Read` on uninitialized memory may cause UB (fn preamble_skipcount())","modified":"2023-11-08T04:07:21.801873Z","packages":[{"ecosystem":"crates.io","name":"csv-sniffer","purl":"pkg:cargo/csv-sniffer","ranges":["<0.2.0"],"fixed":["0.2.0"]}]},{"id":"RUSTSEC-2021-0088","url":"https://osv.dev/vulnerability/RUSTSEC-2021-0088","summary":"`Read` on uninitialized memory may cause UB (fn preamble_skipcount())","modified":"2023-11-08T04:07:21.801873Z","packages":[{"ecosystem":"crates.io","name":"csv-sniffer","purl":"pkg:cargo/csv-sniffer","ranges":[">=0.0.0-0 <0.2.0"],"fixed":["0.2.0"]}]}],"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."]}