SB2021022423 - Denial of service in Cisco AnyConnect Secure Mobility Client
Published: February 24, 2021
Security Bulletin ID
SB2021022423
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2021-1450)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when processing IPC messages. A local user can send specially crafted IPC messages to the AnyConnect process and crash it.
Remediation
Install update from vendor's website.