{"id":"CVE-2012-4555","aliases":["EUVD-2012-4483","GHSA-g97f-4ph3-r6fc","RHSA-2012:1550"],"status":"published","title":"The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 does not...","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.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01192,"percentile":0.68188,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2013-01-04T22:00:00Z","modified":"2026-06-28T10:07:09Z","affected":[{"source":"osv","ecosystem":"Red Hat:certificate_system:8::el5","package":"pki-common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.1.3-2.el5pki"}]}],"bundled":3},{"source":"osv","ecosystem":"Red Hat:certificate_system:8::el5","package":"pki-common-javadoc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.1.3-2.el5pki"}]}],"bundled":3},{"source":"osv","ecosystem":"Red Hat:certificate_system:8::el5","package":"pki-tps","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.1.3-2.el5pki"}]}],"bundled":3}],"products":[{"vendor":"redhat","product":"certificate_system"}],"references":[{"url":"http://www.securitytracker.com/id?1027846","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1550.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=869570","tags":["x_refsource_MISC","x_transferred","report"]},{"url":"http://secunia.com/advisories/51482","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/56843","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4555","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g97f-4ph3-r6fc"},{"url":"https://access.redhat.com/errata/RHSA-2012:1550","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=864397","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=869579","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2012/rhsa-2012_1550.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2012-4543","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-4543","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4543","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2012-4555","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-4555","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2012-4556","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-4556","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4556","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2012-4555","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.","status":"published","published":"2013-01-04T22:00:00Z","modified":"2024-08-06T20:42:54.969Z","updated_at":"2026-11-02T14:34:51.584538Z"}],"euvd":[{"id":"EUVD-2012-4483","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.","status":"published","published":"2013-01-04T22:00:00Z","modified":"2024-08-06T20:42:54Z","updated_at":"2026-11-03T01:56:07.373412Z"}],"ghsa":[{"id":"GHSA-g97f-4ph3-r6fc","title":"The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 does not...","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.","status":"published","published":"2022-05-17T05:17:02Z","modified":"2023-01-28T05:03:51Z","updated_at":"2026-11-02T14:44:03.582616Z"}],"nvd":[{"id":"CVE-2012-4555","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.","status":"published","published":"2013-01-04T22:55:01.977Z","modified":"2026-06-16T23:45:22.9Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:16.958223Z"}],"osv":[{"id":"RHSA-2012:1550","title":"Red Hat Security Advisory: pki security update","status":"published","published":"2024-09-15T20:23:01Z","modified":"2026-06-28T10:07:09Z","updated_at":"2026-11-02T15:53:01.495018Z"}]}}