CVE-2016-1335 Information

Description

The SSH implementation in Cisco StarOS before 19.3.M0.62771 and 20.x before 20.0.M0.62768 on ASR 5000 devices mishandles a multi-user public-key authentication configuration which allows remote authenticated users to gain privileges by establishing a connection from an endpoint that was previously used for an administrator’s connection aka Bug ID CSCux22492.

CVSS Vector

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

Reference

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160218-asr http://www.securitytracker.com/id/1035062

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.5