{"cve":"CVE-2020-36512","nvd":{"published":"2021-12-27T00:15:08.337","modified":"2026-06-17T03:15:37.547","status":"Modified","description":"An issue was discovered in the buffoon crate through 2020-12-31 for Rust. InputStream::read_exact 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/buffoon/RUSTSEC-2020-0154.md","https://rustsec.org/advisories/RUSTSEC-2020-0154.html","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/buffoon/RUSTSEC-2020-0154.md","https://rustsec.org/advisories/RUSTSEC-2020-0154.html"],"products":["buffoon_project:buffoon"],"source":"nvd","synced_at":"2026-10-19T21:26:33.761856376+00:00"},"epss":{"cve":"CVE-2020-36512","score":0.0123,"percentile":0.68954,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hmx9-jm3v-33hv","url":"https://osv.dev/vulnerability/GHSA-hmx9-jm3v-33hv","summary":"InputStream::read_exact : `Read` on uninitialized buffer causes UB","modified":"2023-11-08T04:03:47.114437Z","packages":[{"ecosystem":"crates.io","name":"buffoon","purl":"pkg:cargo/buffoon","ranges":["<=0.5.0"],"fixed":[]}]},{"id":"GHSA-v938-qcc9-rwv8","url":"https://osv.dev/vulnerability/GHSA-v938-qcc9-rwv8","summary":"Use of Uninitialized Resource in buffoon.","modified":"2023-11-08T04:03:47.114437Z","packages":[{"ecosystem":"crates.io","name":"buffoon","purl":"pkg:cargo/buffoon","ranges":["<=0.5.0"],"fixed":[]}]},{"id":"RUSTSEC-2020-0154","url":"https://osv.dev/vulnerability/RUSTSEC-2020-0154","summary":"InputStream::read_exact : `Read` on uninitialized buffer causes UB","modified":"2023-11-08T04:03:47.114437Z","packages":[{"ecosystem":"crates.io","name":"buffoon","purl":"pkg:cargo/buffoon","ranges":[">=0.0.0-0"],"fixed":[]}]}],"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."]}