CVE-2020-3433
Description
A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to perform a DLL hijacking attack. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system. The vulnerability is due to insufficient validation of resources that are loaded by the application at run time. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process. A successful exploit could allow the attacker to execute arbitrary code on the affected machine with SYSTEM privileges. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system.
How to fix
Apply updates per vendor instructions.
CISA due date: Nov 14, 2022- cisco anyconnect_secure_mobility_client4.9.00086 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco anyconnect_secure_mobility_client | v < 4.9.00086 | 4.9.00086 |
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