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WinRAR Vulnerability Active Exploitation - 20240904002

Overview

The WA SOC has been made aware of active exploitation in the wild against WinRAR products allowing an attacker to execute arbitrary code on the system via a specially prepared archive.

What is vulnerable?

Product(s) Affected Version(s) CVE CVSS Severity
WinRAR < 6.23 CVE-2023-38831 7.8 High

What has been observed?

However, Proof of Concept (PoC) is made available, and there are reports of active exploitation in the wild. There is no evidence of exploitation affecting Western Australian Government networks at the time of publishing.

Recommendation

The WA SOC recommends administrators apply the solutions as per vendor instructions to all affected devices within expected timeframe of 48 hours... (refer Patch Management):

Additional References