Cisco Unified Communications Manager IM and Presence Service 9.1(1) produces different returned messages for URL requests depending on whether a username exists, which allows remote attackers to enumerate user accounts via a series of requests, aka Bug ID CSCur63497.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8000
Reference (s):
- BID:71173
- URL: http://www.securityfocus.com/bid/71173
- CISCO:20141119 Cisco Unified Communications Manager IM and Presence Service Enumeration Vulnerability
- URL: http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-8000
- http://tools.cisco.com/security/center/viewAlert.x?alertId=36467