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.

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: 0.283 (97.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N.

Affected products

Cisco Anyconnect_secure_mobility_client
Cisco Anyconnect Secure Mobility Client — versions unspecified

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-10-24. 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: 2022-11-14.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
psirt@cisco.com (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
psirt@cisco.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
psirt@cisco.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
psirt@cisco.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

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.