{"cve":"CVE-2012-5671","nvd":{"published":"2012-10-31T16:55:06.577","modified":"2026-06-16T23:47:13.503","status":"Modified","description":"Heap-based buffer overflow in the dkim_exim_query_dns_txt function in dkim.c in Exim 4.70 through 4.80, when DKIM support is enabled and acl_smtp_connect and acl_smtp_rcpt are not set to \"warn control = dkim_disable_verify,\" allows remote attackers to execute arbitrary code via an email from a malicious DNS server.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091664.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090900.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090963.html","http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00018.html","http://osvdb.org/86616"],"products":["exim:exim"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-5671","score":0.08382,"percentile":0.94973,"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."]}