{"cve":"CVE-2020-35857","nvd":{"published":"2020-12-31T10:15:14.770","modified":"2026-06-17T03:14:28.513","status":"Modified","description":"An issue was discovered in the trust-dns-server crate before 0.18.1 for Rust. DNS MX and SRV null targets are mishandled, causing stack consumption.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400"],"references":["https://github.com/bluejekyll/trust-dns/commit/8b9eab05795fdc098976262853b2498055c7a8f3","https://rustsec.org/advisories/RUSTSEC-2020-0001.html","https://github.com/bluejekyll/trust-dns/commit/8b9eab05795fdc098976262853b2498055c7a8f3","https://rustsec.org/advisories/RUSTSEC-2020-0001.html"],"products":["trust-dns-server_project:trust-dns-server"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-35857","score":0.01456,"percentile":0.73494,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-4cww-f7w5-x525","url":"https://osv.dev/vulnerability/GHSA-4cww-f7w5-x525","summary":"Stack consumption in trust-dns-server","modified":"2023-12-08T19:31:23Z","packages":[{"ecosystem":"crates.io","name":"trust-dns-server","purl":"pkg:cargo/trust-dns-server","ranges":[">=0.16.0 <0.18.1"],"fixed":["0.18.1"]}]},{"id":"RUSTSEC-2020-0001","url":"https://osv.dev/vulnerability/RUSTSEC-2020-0001","summary":"Stack overflow when resolving additional records from MX or SRV null targets","modified":"2023-11-08T04:03:35.852947Z","packages":[{"ecosystem":"crates.io","name":"trust-dns-server","purl":"pkg:cargo/trust-dns-server","ranges":[">=0.16.0 <0.18.1"],"fixed":["0.18.1"]}]}],"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."]}