{"cve":"CVE-2019-13132","nvd":{"published":"2019-07-10T19:15:10.517","modified":"2026-06-17T02:16:08.080","status":"Modified","description":"In ZeroMQ libzmq before 4.0.9, 4.1.x before 4.1.7, and 4.2.x before 4.3.2, a remote, unauthenticated client connecting to a libzmq application, running with a socket listening with CURVE encryption/authentication enabled, may cause a stack overflow and overwrite the stack with arbitrary data, due to a buffer overflow in the library. Users running public servers with the above configuration are highly encouraged to upgrade as soon as possible, as there are no known mitigations.","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":["http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00033.html","http://www.openwall.com/lists/oss-security/2019/07/08/6","http://www.securityfocus.com/bid/109284","https://fangpenlin.com/posts/2024/04/07/how-i-discovered-a-9-point-8-critical-security-vulnerability-in-zeromq-with-mostly-pure-luck/","https://github.com/zeromq/libzmq/issues/3558"],"products":["canonical:ubuntu_linux","debian:debian_linux","fedoraproject:fedora","zeromq:libzmq"],"source":"nvd","synced_at":"2026-10-19T20:57:00.690689396+00:00"},"epss":{"cve":"CVE-2019-13132","score":0.42464,"percentile":0.98705,"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."]}