{"id":"CVE-2011-4022","aliases":["EUVD-2011-3975","GHSA-q6pw-prgw-qpmh"],"status":"published","title":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to...","description":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to cause a denial of service (file-handle exhaustion and mainApp hang) by making authentication attempts that exceed the configured limit, aka Bug ID CSCto51204.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01337,"percentile":0.71434,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2012-05-03T10:00:00Z","modified":"2026-06-16T23:34:18Z","products":[{"vendor":"cisco","product":"intrusion_prevention_system"}],"references":[{"url":"http://www.cisco.com/web/software/282549709/56954/IPS-7-1-3-E4_readme.txt","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4022"},{"url":"https://github.com/advisories/GHSA-q6pw-prgw-qpmh"}],"sources":{"cve":[{"id":"CVE-2011-4022","description":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to cause a denial of service (file-handle exhaustion and mainApp hang) by making authentication attempts that exceed the configured limit, aka Bug ID CSCto51204.","status":"published","published":"2012-05-03T10:00:00Z","modified":"2024-09-16T20:43:09.202Z","updated_at":"2026-11-02T14:35:37.989579Z"}],"euvd":[{"id":"EUVD-2011-3975","description":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to cause a denial of service (file-handle exhaustion and mainApp hang) by making authentication attempts that exceed the configured limit, aka Bug ID CSCto51204.","status":"published","published":"2012-05-03T10:00:00Z","modified":"2024-09-16T20:43:09Z","updated_at":"2026-11-03T00:55:11.287524Z"}],"ghsa":[{"id":"GHSA-q6pw-prgw-qpmh","title":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to...","description":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to cause a denial of service (file-handle exhaustion and mainApp hang) by making authentication attempts that exceed the configured limit, aka Bug ID CSCto51204.","status":"published","published":"2022-05-17T05:30:37Z","modified":"2023-01-28T05:04:09Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:44:06.813024Z"}],"nvd":[{"id":"CVE-2011-4022","description":"The sensor in Cisco Intrusion Prevention System (IPS) 7.0 and 7.1 allows remote attackers to cause a denial of service (file-handle exhaustion and mainApp hang) by making authentication attempts that exceed the configured limit, aka Bug ID CSCto51204.","status":"published","published":"2012-05-03T10:11:39.593Z","modified":"2026-06-16T23:34:18.3Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:02:12.272092Z"}]}}