CVE-2021-1429 : Exploit Details and Defense Strategies

Cisco AnyConnect Secure Mobility Client for Windows has been found to have DLL and Executable Hijacking Vulnerabilities. Learn more about the impact, technical details, and mitigation strategies associated with CVE-2021-1429.

Understanding CVE-2021-1429

This section provides a detailed overview of the vulnerability affecting Cisco AnyConnect Secure Mobility Client for Windows.

What is CVE-2021-1429?

Multiple vulnerabilities in the install, uninstall, and upgrade processes of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to hijack DLL or executable files used by the application. This could lead to arbitrary code execution on a vulnerable device with SYSTEM privileges.

The Impact of CVE-2021-1429

The impact of this vulnerability is rated as high, with a CVSS v3.1 base score of 7.0. The attack complexity is high, with a low level of privileges required for exploitation. Confidentiality, integrity, and availability of affected systems are all at risk.

Technical Details of CVE-2021-1429

In this section, we delve into the specifics of the vulnerability, including affected systems, the exploitation mechanism, and more.

Vulnerability Description

The vulnerability allows an authenticated, local attacker to hijack DLL or executable files used by Cisco AnyConnect Secure Mobility Client for Windows, leading to arbitrary code execution with SYSTEM privileges.

Affected Systems and Versions

The affected product is the Cisco AnyConnect Secure Mobility Client for Windows, and all versions are impacted by this vulnerability.

Exploitation Mechanism

To exploit these vulnerabilities, the attacker must have valid credentials on the Windows system. No public announcements or malicious uses of the vulnerabilities have been reported at the time of publication.

Mitigation and Prevention

Find out how to address the CVE-2021-1429 vulnerability and protect your systems from potential exploitation.

Immediate Steps to Take

Users are advised to apply security patches provided by Cisco to fix the vulnerability. Ensure that end-users are aware of the importance of these updates.

Long-Term Security Practices

Implement secure coding practices, regular security training for personnel, and maintain awareness of emerging threats to enhance overall cybersecurity posture.

Patching and Updates

Regularly check for security updates from Cisco for the AnyConnect Secure Mobility Client software and apply them promptly to secure your systems effectively.