SSH Privilege Escalation in Cisco StarOS on ASR 5000 Devices
CVE-2016-1335

7.5HIGH

Key Information:

Vendor
Cisco
Status
Asr 5000 Series Software
Vendor
CVE Published:
19 February 2016

Summary

The SSH implementation in Cisco StarOS versions prior to 19.3.M0.62771 and 20.x before 20.0.M0.62768 on ASR 5000 devices contains a vulnerability that mishandles multi-user public-key authentication. This misconfiguration allows remote authenticated users to exploit previously established connections from administrator endpoints, potentially gaining elevated privileges and compromising device security. Proper configuration and updates are essential to mitigate this vulnerability effectively.

References

http://tools.cisco.com/security/center/content/CiscoSecur...
vendor-advisoryx_refsource_CISCO
http://www.securitytracker.com/id/1035062
vdb-entryx_refsource_SECTRACK

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.