4.9
CVSSv2

CVE-2020-3153

Published: 19/02/2020 Updated: 21/04/2020
CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9
Vector: AV:L/AC:L/Au:N/C:N/I:C/A:N

Vulnerability Summary

A vulnerability in the installer component of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated local malicious user to copy user-supplied files to system level directories with system level privileges. The vulnerability is due to the incorrect handling of directory paths. An attacker could exploit this vulnerability by creating a malicious file and copying the file to a system directory. An exploit could allow the malicious user to copy malicious files to arbitrary locations with system level privileges. This could include DLL pre-loading, DLL hijacking, and other related attacks. To exploit this vulnerability, the attacker needs valid credentials on the Windows system.

Vulnerability Trend

Affected Products

Vendor Product Versions
CiscoAnyconnect Secure Mobility Client-

Vendor Advisories

A vulnerability in the installer component of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated local attacker to copy user-supplied files to system level directories with system level privileges The vulnerability is due to the incorrect handling of directory paths An attacker could exploit this vulnerability by cre ...

Mailing Lists

Cisco AnyConnect Secure Mobility Client for Windows version 4801090 suffer from a privilege escalation vulnerability due to insecure handling of path names ...
------------------------------------------------------------------------ Cisco AnyConnect elevation of privileges due to insecure handling of path names ------------------------------------------------------------------------ Yorick Koster, December 2019 ------------------------------------------------------------------------ Abstract ------------ ...

Github Repositories

Cisco AnyConnect < 4.8.02042 privilege escalation through path traversal

anyconnect path-transversal cve-2020-3153 exploit