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Category:   Device (Router/Bridge/Hub)  >   Cisco IOS Vendors:   Cisco
Cisco IOS Flaw in TCL Interpreter Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1032581
SecurityTracker URL:  http://securitytracker.com/id/1032581
CVE Reference:   CVE-2015-4185   (Links to External Site)
Date:  Jun 15 2015
Impact:   User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Cisco IOS. A local user can obtain elevated privileges on the target system.

A non-privileged local user can exploit a flaw in the Tool Command Language (TCL) script interpreter in the resetting of vty privileges by establishing a session immediately after a TCL script has executed to gain elevated level 15 privileges.

The vendor has assigned bug ID CSCuq24202 to this vulnerability.

Impact:   A non-privileged local user can obtain level 15 privileges on the target system.
Solution:   The vendor has issued a fix.

The vendor's advisory is available at:

http://tools.cisco.com/security/center/viewAlert.x?alertId=39343

Vendor URL:  tools.cisco.com/security/center/viewAlert.x?alertId=39343 (Links to External Site)
Cause:   Access control error

Message History:   None.


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