{"cve":"CVE-2013-4242","nvd":{"published":"2013-08-19T23:55:09.010","modified":"2026-06-16T23:56:52.710","status":"Modified","description":"GnuPG before 1.4.14, and Libgcrypt before 1.5.3 as used in GnuPG 2.0.x and possibly other products, allows local users to obtain private RSA keys via a cache side-channel attack involving the L3 cache, aka Flush+Reload.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=717880","http://eprint.iacr.org/2013/448","http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","http://lists.gnupg.org/pipermail/gnupg-announce/2013q3/000330.html","http://lists.opensuse.org/opensuse-updates/2013-08/msg00003.html"],"products":["canonical:ubuntu_linux","debian:debian_linux","gnupg:gnupg","gnupg:libgcrypt","opensuse:opensuse"],"source":"nvd","synced_at":"2026-10-19T20:29:16.037019470+00:00"},"epss":{"cve":"CVE-2013-4242","score":0.00533,"percentile":0.45056,"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."]}