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6.5
CVSS
Medium

CVE-2020-3153

PUBLISHED

Cisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability

Exploited in the wild Used in malware Low complexity No user interaction
Vendor
Cisco
Product
Cisco AnyConnect Secure Mobility Client
Published
Feb 19, 2020
EPSS
—

Description

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 creating a malicious file and copying the file to a system directory. An exploit could allow the attacker 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.

windows cisa malware ransomware edge metasploit

CVSS scores

CVSS v3.0 6.5 Medium

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

Exploitation status

Exploited in the wild

Recorded 2022-10-24 00:00:00 UTC · Source

Used in malware

Recorded 2022-10-24 00:00:00 UTC · Source

SSVC decision points

Exploitation
active
Automatable
No
Technical impact
partial

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source Added
CISA Oct 24, 2022

Scanner integrations

Scanner Reference Detected
Metasploit https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/anyconnect_lpe.rb Apr 28, 2025

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

goichot/CVE-2020-3153

github · Created 2020-05-19 18:59:26 UTC · 106 stars

Cisco AnyConnect < 4.8.02042 privilege escalation through path traversal

raspberry-pie/CVE-2020-3153

github · Created 2020-05-15 11:40:02 UTC · 0 stars

PoC for CVE-2020-3153 Cisco AnyConnect Secure Mobility Client EoP

shubham0d/CVE-2020-3153

github · Created 2020-05-04 18:36:22 UTC · 5 stars

POC code for CVE-2020-3153 - Cisco anyconnect path traversal vulnerability

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Exploit Used in Malware

  • Added to KEVIntel

  • Detected by Metasploit