Permissions, Privileges, and Access Controls in Cisco AnyConnect Secure Mobility Client and Cisco Secure Client - CVE-2023-20178
Published: June 8, 2023 / Updated: June 26, 2023
Vulnerability identifier: #VU77088
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2023-20178
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Cisco Systems, Inc
Affected software:
Cisco AnyConnect Secure Mobility Client
Cisco Secure Client
Cisco AnyConnect Secure Mobility Client
Cisco Secure Client
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper permissions are assigned to a temporary directory that is created during the upgrade process. A local user can execute arbitrary code with SYSTEM privileges.
How to mitigate CVE-2023-20178
Install updates from vendor's website.