{"cve":"CVE-2012-4555","nvd":{"published":"2013-01-04T22:55:01.977","modified":"2026-06-16T23:45:22.900","status":"Modified","description":"The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 does not properly handle interruptions of token format operations, which allows remote attackers to cause a denial of service (NULL pointer dereference and Apache httpd web server child process crash) via unspecified vectors.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://rhn.redhat.com/errata/RHSA-2012-1550.html","http://secunia.com/advisories/51482","http://www.securityfocus.com/bid/56843","http://www.securitytracker.com/id?1027846","https://bugzilla.redhat.com/show_bug.cgi?id=869570"],"products":["redhat:certificate_system"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2012-4555","score":0.01192,"percentile":0.68013,"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."]}