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Category:   Application (Generic)  >   Cisco AnyConnect Secure Mobility Client Vendors:   Cisco
Cisco AnyConnect Secure Mobility Client DLL Loading Error Lets Local Users Obtain System Privileges
SecurityTracker Alert ID:  1038627
SecurityTracker URL:
CVE Reference:   CVE-2017-6638   (Links to External Site)
Date:  Jun 7 2017
Impact:   Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 4.4.02034
Description:   A vulnerability was reported in Cisco AnyConnect Secure Mobility Client. A local user can gain system privileges on the target system.

A local user can place a specially crafted DLL file in a specific system directory to exploit a DLL loading path and filename validation error and execute the file with System level privileges on the target system.

The vendor has assigned bug ID CSCvc97928 to this vulnerability.

Felix Wilhelm, a security researcher with ERNW, reported this vulnerability.

Impact:   A local user can obtain system privileges on the target system.
Solution:   The vendor has issued a fix (4.4.02034).

The vendor advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Input validation error
Underlying OS:  Windows (Any)

Message History:   None.

 Source Message Contents



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