CVE-2017-6638
Description
A vulnerability in how DLL files are loaded with Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to install and run an executable file with privileges equivalent to the Microsoft Windows SYSTEM account. The vulnerability is due to incomplete input validation of path and file names of a DLL file before it is loaded. An attacker could exploit this vulnerability by creating a malicious DLL file and installing it in a specific system directory. A successful exploit could allow the attacker to execute commands on the underlying Microsoft Windows host with privileges equivalent to the SYSTEM account. The attacker would need valid user credentials to exploit this vulnerability. This vulnerability affects all Cisco AnyConnect Secure Mobility Client for Windows software versions prior to 4.4.02034. Cisco Bug IDs: CSCvc97928.
Risk Information
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerability CVE-2017-6638 are affected in Cisco AnyConnect Secure Mobility Client For Windows 4.4.00243 | Windows |
| Vulnerabilities CVE-2017-6638 are affected in Any Connect (Microsoft Store) 4.4.00243 | Windows |
| Cisco AnyConnect Local Privilege Escalation Vulnerability For Cisco AnyConnect Secure Mobility Client | NCM |
| Improper Input Validation Vulnerability (CVE-2017-6638) | NCM |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-1705981 | Security Update for Cisco AnyConnect Secure Mobility Client 4.3(2034) |
| PATCH-338372 | Cisco AnyConnect Secure Mobility Client (4.10.08029) (Manual Upload Required) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234