CVE-2016-6445

Published on: 10/27/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:11 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Certain versions of Meeting Server from Cisco contain the following vulnerability:

A vulnerability in the Extensible Messaging and Presence Protocol (XMPP) service of the Cisco Meeting Server (CMS) before 2.0.6 and Acano Server before 1.8.18 and 1.9.x before 1.9.6 could allow an unauthenticated, remote attacker to masquerade as a legitimate user. This vulnerability is due to the XMPP service incorrectly processing a deprecated authentication scheme. A successful exploit could allow an attacker to access the system as another user.

  • CVE-2016-6445 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as - currently rated as CRITICAL severity.

CVSS3 Score: 9.1 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH NONE

CVSS2 Score: 6.4 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL NONE

CVE References

Description Tags Link
Cisco Meeting Server Client Authentication Bypass Vulnerability Mitigation
Vendor Advisory
tools.cisco.com
text/html
URL Logo CONFIRM tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-msc
Cisco Meeting Server XMPP Authentication Flaw Lets Remote Users Bypass Authentication on the Target System - SecurityTracker www.securitytracker.com
text/html
URL Logo SECTRACK 1037000
Cisco Meeting Server CVE-2016-6445 Authentication Bypass Vulnerability cve.report (archive)
text/html
URL Logo BID 93517

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationCiscoMeeting Server1.8.15AllAllAll
ApplicationCiscoMeeting Server1.8_baseAllAllAll
ApplicationCiscoMeeting Server1.9.0AllAllAll
ApplicationCiscoMeeting Server1.9.2AllAllAll
ApplicationCiscoMeeting Server2.0.0AllAllAll
ApplicationCiscoMeeting Server2.0.1AllAllAll
ApplicationCiscoMeeting Server2.0.3AllAllAll
ApplicationCiscoMeeting Server2.0.4AllAllAll
ApplicationCiscoMeeting Server2.0.5AllAllAll
ApplicationCiscoMeeting Server1.8.15AllAllAll
ApplicationCiscoMeeting Server1.8_baseAllAllAll
ApplicationCiscoMeeting Server1.9.0AllAllAll
ApplicationCiscoMeeting Server1.9.2AllAllAll
ApplicationCiscoMeeting Server2.0.0AllAllAll
ApplicationCiscoMeeting Server2.0.1AllAllAll
ApplicationCiscoMeeting Server2.0.3AllAllAll
ApplicationCiscoMeeting Server2.0.4AllAllAll
ApplicationCiscoMeeting Server2.0.5AllAllAll
  • cpe:2.3:a:cisco:meeting_server:1.8.15:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.8_base:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.9.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.9.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.4:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.5:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.8.15:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.8_base:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.9.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:1.9.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.4:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:meeting_server:2.0.5:*:*:*:*:*:*:*: