{"cve":"CVE-2020-28928","nvd":{"published":"2020-11-24T18:15:12.207","modified":"2026-06-17T03:10:50.527","status":"Modified","description":"In musl libc through 1.2.1, wcsnrtombs mishandles particular combinations of destination buffer size and source character limit, as demonstrated by an invalid write access (buffer overflow).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-787"],"references":["http://www.openwall.com/lists/oss-security/2020/11/20/4","https://lists.apache.org/thread.html/r2134abfe847bea7795f0e53756d10a47e6643f35ab8169df8b8a9eb1%40%3Cnotifications.apisix.apache.org%3E","https://lists.apache.org/thread.html/r90b60cf49348e515257b4950900c1bd3ab95a960cf2469d919c7264e%40%3Cnotifications.apisix.apache.org%3E","https://lists.apache.org/thread.html/ra63e8dc5137d952afc55dbbfa63be83304ecf842d1eab1ff3ebb29e2%40%3Cnotifications.apisix.apache.org%3E","https://lists.debian.org/debian-lts-announce/2020/11/msg00050.html"],"products":["debian:debian_linux","fedoraproject:fedora","musl-libc:musl","oracle:graalvm"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-28928","score":0.00652,"percentile":0.51263,"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."]}