{"cve":"CVE-2016-1978","nvd":{"published":"2016-03-13T18:59:27.287","modified":"2026-06-17T00:43:01.150","status":"Modified","description":"Use-after-free vulnerability in the ssl3_HandleECDHServerKeyExchange function in Mozilla Network Security Services (NSS) before 3.21, as used in Mozilla Firefox before 44.0, allows remote attackers to cause a denial of service or possibly have unspecified other impact by making an SSL (1) DHE or (2) ECDHE handshake at a time of high memory consumption.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","score":7.3},"cwes":[],"references":["http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html","http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html","http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html","http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html","http://rhn.redhat.com/errata/RHSA-2016-0591.html"],"products":["mozilla:firefox","mozilla:network_security_services"],"source":"nvd","synced_at":"2026-10-19T20:37:48.328043465+00:00"},"epss":{"cve":"CVE-2016-1978","score":0.02386,"percentile":0.83932,"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."]}