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CVE-2020-27123

5.5 · MEDIUM
Published Nov 6, 2020 cisco CWE-749 EPSS 0.33% (26th pctl)

Overview

CVE-2020-27123 is a medium-severity vulnerability affecting cisco anyconnect_secure_mobility_client. It was published on November 6, 2020 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to read arbitrary files on the underlying operating system of an affected device. The vulnerability is due to an exposed IPC function. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process on an affected device. A successful exploit could allow the attacker to read arbitrary files on the underlying operating system of the affected device.

Remediation

Check the references section for vendor advisories and patches from cisco. Update anyconnect_secure_mobility_client to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
cisco anyconnect_secure_mobility_client >= 0, < 4.9.03047 Affected

Frequently Asked Questions

What is CVE-2020-27123?

CVE-2020-27123 is a medium-severity vulnerability affecting cisco anyconnect_secure_mobility_client. It was published on November 6, 2020 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2020-27123?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-27123?

Check the references section for vendor advisories and patches from cisco. Update anyconnect_secure_mobility_client to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-27123?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-27123 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.