Vulnerability in Cisco Anyconnect Secure Mobility Client
CVE-2020-3153
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 vulnera…
EPSS: 0.251 (96.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N.
Affected products
- Cisco Anyconnect Secure Mobility Client — versions unspecified
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- 20200219 Cisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability (vendor-advisory, x_refsource_CISCO)
- 20200421 Cisco AnyConnect elevation of privileges due to insecure handling of path names (mailing-list, x_refsource_FULLDISC)
- packetstormsecurity.com/files/157340/Cisco-AnyConnect-Secure-Mobility-Client-4… (x_refsource_MISC)
- packetstormsecurity.com/files/158219/Cisco-AnyConnect-Path-Traversal-Privilege-… (x_refsource_MISC)
- packetstormsecurity.com/files/159420/Cisco-AnyConnect-Privilege-Escalation.html (x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-3153?
- CVE-2020-3153 is a medium-severity vulnerability in Cisco Anyconnect Secure Mobility Client, classified under Uncontrolled Search Path Element. CVSS score: 6.5/10. Published 2020-02-19.
- How severe is CVE-2020-3153?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-3153 known to be exploited?
- Yes. CVE-2020-3153 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-10-24), indicating it is being actively exploited. 23 public proof-of-concept repositories are indexed.