High severity · published Aug 23, 2016
CVE-2016-6364
The User Data Services (UDS) API implementation in Cisco Unified Communications Manager 11.5 allows remote attackers to bypass intended access restrictions and obtain sensitive…
7.5
CVSS
2.2%
EPSS
No
On KEV
Description
The User Data Services (UDS) API implementation in Cisco Unified Communications Manager 11.5 allows remote attackers to bypass intended access restrictions and obtain sensitive information via unspecified API calls, aka Bug ID CSCux67855.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UC
Unified Communications Manager · Cisco
11.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6364
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6364
Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-ucm
Third Party Advisory
http://www.securityfocus.com/bid/92517
Third Party Advisory
http://www.securitytracker.com/id/1036650
More from Unified Communications Manager
9.8
CVE-2026-20045
Cisco Unified Communications Products Remote Code Execution Vulnerability
8.6
CVE-2026-20230
Cisco Unified Communications Manager Server-Side Request Forgery Vulnerability
10.0
CVE-2025-20309
A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an…
10.0
CVE-2024-20253
A vulnerability in multiple Cisco Unified Communications and Contact Center Solutions products could allow an unauthenticated, remote attacker to execute arbitrary code on an…
9.8
CVE-2017-12337
A vulnerability in the upgrade mechanism of Cisco collaboration products based on the Cisco Voice Operating System software platform could allow an unauthenticated, remote…