{"cve":"CVE-2013-7176","nvd":{"published":"2014-02-01T15:55:04.120","modified":"2026-06-17T00:01:29.417","status":"Modified","description":"config/filter.d/postfix.conf in the postfix filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html","http://www.debian.org/security/2014/dsa-2979","http://www.kb.cert.org/vuls/id/686662","https://github.com/fail2ban/fail2ban/commit/eb2f0c927257120dfc32d2450fd63f1962f38821","http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html"],"products":["fail2ban:fail2ban"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2013-7176","score":0.03235,"percentile":0.88276,"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."]}