{"cve":"CVE-2020-14315","nvd":{"published":"2020-09-16T14:15:12.797","modified":"2026-06-17T02:54:31.383","status":"Modified","description":"A memory corruption vulnerability is present in bspatch as shipped in Colin Percival’s bsdiff tools version 4.3. Insufficient checks when handling external inputs allows an attacker to bypass the sanity checks in place and write out of a dynamically allocated buffer boundaries.","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-787"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1856747","https://www.openwall.com/lists/oss-security/2020/07/09/2","https://www.x41-dsec.de/lab/advisories/x41-2020-006-bspatch/","https://bugzilla.redhat.com/show_bug.cgi?id=1856747","https://www.openwall.com/lists/oss-security/2020/07/09/2"],"products":["daemonology:bsdiff"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-14315","score":0.02603,"percentile":0.85369,"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."]}