CVE-2020-3433VulnerabilityPublished 10/24/2022Updated 10/24/2026
CVE-2020-3433: Cisco AnyConnect Secure Mobility Client for Windows DLL Hijacking Vulnerability
Affects Cisco AnyConnect SecureSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 10/24/2022
- KEV deadline
- 11/14/2022
- Ransomware
- Used in ransomware campaigns
- EPSS
- 10.0% chance of exploitation in 30 days – higher than 95% of CVEs
What to do
CISA required action
Apply updates per vendor instructions.
Description
Cisco AnyConnect Secure Mobility Client for Windows interprocess communication (IPC) channel allows for insufficient validation of resources that are loaded by the application at run time. An attacker with valid credentials on Windows could execute code on the affected machine with SYSTEM privileges.