{"id":"CVE-2006-5553","aliases":["EUVD-2006-5538","GHSA-m8qx-h53w-5fh9"],"status":"published","title":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by...","description":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by Unified CallManager (CUCM) and Unified Presence Server (CUPS), allows remote attackers to cause a denial of service (resource consumption) via a port scan with certain options.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03157,"percentile":0.88053,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2006-10-26T17:00:00Z","modified":"2026-06-16T22:31:25Z","products":[{"vendor":"cisco","product":"security_agent"},{"vendor":"cisco","product":"unified_callmanager"},{"vendor":"cisco","product":"unified_presence_server"}],"references":[{"url":"http://securitytracker.com/id?1017118","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/20737","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/29829","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.osvdb.org/30055","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a00807693c7.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2006/4198","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://secunia.com/advisories/22574","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-5553"},{"url":"https://github.com/advisories/GHSA-m8qx-h53w-5fh9"}],"sources":{"cve":[{"id":"CVE-2006-5553","description":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by Unified CallManager (CUCM) and Unified Presence Server (CUPS), allows remote attackers to cause a denial of service (resource consumption) via a port scan with certain options.","status":"published","published":"2006-10-26T17:00:00Z","modified":"2024-08-07T19:55:53.339Z","updated_at":"2026-11-02T14:33:48.116532Z"}],"euvd":[{"id":"EUVD-2006-5538","description":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by Unified CallManager (CUCM) and Unified Presence Server (CUPS), allows remote attackers to cause a denial of service (resource consumption) via a port scan with certain options.","status":"published","published":"2006-10-26T17:00:00Z","modified":"2024-08-07T19:55:53Z","updated_at":"2026-11-03T01:15:47.104165Z"}],"ghsa":[{"id":"GHSA-m8qx-h53w-5fh9","title":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by...","description":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by Unified CallManager (CUCM) and Unified Presence Server (CUPS), allows remote attackers to cause a denial of service (resource consumption) via a port scan with certain options.","status":"published","published":"2022-05-01T07:29:36Z","modified":"2023-01-31T05:02:32Z","updated_at":"2026-11-02T14:48:16.940122Z"}],"nvd":[{"id":"CVE-2006-5553","description":"Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as used by Unified CallManager (CUCM) and Unified Presence Server (CUPS), allows remote attackers to cause a denial of service (resource consumption) via a port scan with certain options.","status":"published","published":"2006-10-26T17:07:00Z","modified":"2026-06-16T22:31:25.893Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:07.481037Z"}]}}