CVE-2022-26519 : Exploit Details and Defense Strategies
Learn about CVE-2022-26519, a Medium severity vulnerability impacting Hills ComNav Version 3002-19 interface. Discover mitigation strategies and upgrade recommendations here.
Interlogix Hills ComNav Improper Restriction of Excessive Authentication Attempts vulnerability allows local attackers to brute-force credentials on the Hills ComNav Version 3002-19 interface. Here's what you need to know about this CVE.
Understanding CVE-2022-26519
This section will cover what CVE-2022-26519 entails.
What is CVE-2022-26519?
CVE-2022-26519 refers to the vulnerability in the Hills ComNav Version 3002-19 interface, allowing unlimited authentication attempts, which can be exploited by local attackers to perform brute-force attacks on credentials.
The Impact of CVE-2022-26519
The impact of this vulnerability is rated as Medium severity with a CVSS base score of 5.5. It poses a high confidentiality impact while requiring low privileges for exploitation by attackers.
Technical Details of CVE-2022-26519
This section will delve into the technical aspects of CVE-2022-26519.
Vulnerability Description
The vulnerability arises from the improper restriction of excessive authentication attempts on the local configuration pages of Hills ComNav Version 3002-19, enabling attackers to repeatedly try different credentials until successful.
Affected Systems and Versions
The affected product is the Hills ComNav by Interlogix, specifically version 3002-19, with other versions potentially being unaffected.
Exploitation Mechanism
Local attackers can exploit this vulnerability by making unlimited authentication attempts on the Hills ComNav Version 3002-19 interface, allowing them to guess valid credentials through brute-force attacks.
Mitigation and Prevention
Let's explore the mitigation strategies and preventive measures for CVE-2022-26519.
Immediate Steps to Take
Users are advised to upgrade to Version 4000-12 or later, the latest supported version at the time of the advisory. Contact the Hills distributor to obtain the necessary firmware update.
Long-Term Security Practices
Incorporate strong password policies, implement account lockout mechanisms, and regularly monitor authentication logs to detect and prevent unauthorized access attempts.
Patching and Updates
Stay informed about security advisories from Carrier and promptly apply patches and updates to secure your system against known vulnerabilities.