CVE-2021-1568: Cisco AnyConnect Secure Mobility Client for Windows Denial of Service Vulnerability
First published: Wed Jun 16 2021(Updated: )
A vulnerability in Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected system. This vulnerability is due to uncontrolled memory allocation. An attacker could exploit this vulnerability by copying a crafted file to a specific folder on the system. A successful exploit could allow the attacker to crash the VPN Agent service when the affected application is launched, causing it to be unavailable to all users of the system. To exploit this vulnerability, the attacker must have valid credentials on a multiuser Windows system.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Anyconnect Secure Mobility Client | <4.10.01075 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2021-1568.
What is the title of this vulnerability?
The title of this vulnerability is 'A vulnerability in Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated ...'
What is the severity of CVE-2021-1568?
The severity of CVE-2021-1568 is medium with a score of 5.5.
What is the affected software of CVE-2021-1568?
The affected software of CVE-2021-1568 is Cisco AnyConnect Secure Mobility Client for Windows version up to 4.10.01075.
How can an attacker exploit CVE-2021-1568?
An attacker can exploit CVE-2021-1568 by copying certain files to specific locations on the system.
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- canonical/cisco anyconnect secure mobility client