{"cve":"CVE-2011-1764","nvd":{"published":"2011-10-05T02:56:24.707","modified":"2026-06-16T23:29:58.950","status":"Modified","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-134"],"references":["http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=624670","http://bugs.exim.org/show_bug.cgi?id=1106","http://git.exim.org/exim.git/commit/337e3505b0e6cd4309db6bf6062b33fa56e06cf8","http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html","http://secunia.com/advisories/51155"],"products":["exim:exim"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-1764","score":0.0394,"percentile":0.90396,"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."]}