{"cve":"CVE-2020-36420","nvd":{"published":"2021-07-15T00:15:07.950","modified":"2026-06-17T03:15:27.040","status":"Modified","description":"Polipo through 1.1.1, when NDEBUG is omitted, allows denial of service via a reachable assertion during parsing of a malformed Range header. NOTE: This vulnerability only affects products that are no longer supported by the maintainer","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-617"],"references":["http://www.openwall.com/lists/oss-security/2021/07/18/1","https://bugs.gentoo.org/755896","https://github.com/jech/polipo/commit/4d42ca1b5849518762d110f34b6ce2e03d6df9ec","https://www.openwall.com/lists/oss-security/2020/11/18/1","http://www.openwall.com/lists/oss-security/2021/07/18/1"],"products":["polipo_project:polipo"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2020-36420","score":0.01901,"percentile":0.79685,"date":"2026-11-01"},"kev":null,"osv":[],"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."]}