{"id":"CVE-2013-3453","aliases":["EUVD-2013-3388","GHSA-256f-5rh3-pf6j"],"status":"published","title":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and...","description":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and 9.x before 9.1(2), and Cisco Unified Presence, allows remote attackers to cause a denial of service (memory and CPU consumption) by making many TCP connections to port (1) 5060 or (2) 5061, aka Bug ID CSCud84959.","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":0.01887,"percentile":0.79671,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2013-08-22T22:00:00Z","modified":"2026-06-16T23:55:12Z","products":[{"vendor":"cisco","product":"unified_communications_manager"},{"vendor":"cisco","product":"unified_presence"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130821-cup","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-3453"},{"url":"https://github.com/advisories/GHSA-256f-5rh3-pf6j"}],"sources":{"cve":[{"id":"CVE-2013-3453","description":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and 9.x before 9.1(2), and Cisco Unified Presence, allows remote attackers to cause a denial of service (memory and CPU consumption) by making many TCP connections to port (1) 5060 or (2) 5061, aka Bug ID CSCud84959.","status":"published","published":"2013-08-22T22:00:00Z","modified":"2024-09-16T22:19:39.546Z","updated_at":"2026-11-02T14:34:56.872243Z"}],"euvd":[{"id":"EUVD-2013-3388","description":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and 9.x before 9.1(2), and Cisco Unified Presence, allows remote attackers to cause a denial of service (memory and CPU consumption) by making many TCP connections to port (1) 5060 or (2) 5061, aka Bug ID CSCud84959.","status":"published","published":"2013-08-22T22:00:00Z","modified":"2024-09-16T22:19:39Z","updated_at":"2026-11-03T00:55:04.418269Z"}],"ghsa":[{"id":"GHSA-256f-5rh3-pf6j","title":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and...","description":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and 9.x before 9.1(2), and Cisco Unified Presence, allows remote attackers to cause a denial of service (memory and CPU consumption) by making many TCP connections to port (1) 5060 or (2) 5061, aka Bug ID CSCud84959.","status":"published","published":"2022-05-17T05:05:40Z","modified":"2023-01-28T05:03:11Z","updated_at":"2026-11-02T14:43:55.582977Z"}],"nvd":[{"id":"CVE-2013-3453","description":"Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and 9.x before 9.1(2), and Cisco Unified Presence, allows remote attackers to cause a denial of service (memory and CPU consumption) by making many TCP connections to port (1) 5060 or (2) 5061, aka Bug ID CSCud84959.","status":"published","published":"2013-08-22T22:55:05.093Z","modified":"2026-06-16T23:55:12.957Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:35.248411Z"}]}}