{"cve":"CVE-2020-24119","nvd":{"published":"2021-05-14T21:15:07.247","modified":"2026-06-17T03:05:13.827","status":"Modified","description":"A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","score":7.1},"cwes":["CWE-125"],"references":["https://cwe.mitre.org/data/definitions/126.html","https://github.com/upx/upx/issues/388","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JE54WKVU7MATB4WZD3MJFBAHFRJ3NTQX/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VSQRO7YC72PSYDQG4PQLQYXZTZE3B4YV/","https://cwe.mitre.org/data/definitions/126.html"],"products":["fedoraproject:fedora","upx:upx"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2020-24119","score":0.01076,"percentile":0.64996,"date":"2026-10-31"},"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."]}