A vulnerability has been found in Scooter Software Beyond Compare up to 3.3.5.15075 and classified as critical. Affected by this vulnerability is an unknown functionality in the library 7zxa.dll. The manipulation leads to uncontrolled search path. Attacking locally is a requirement. The real existence of this vulnerability is still doubted at the moment. The vendor explains that a system must be breached before exploiting this issue. They are not planning on making any changes to address it.
The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product’s direct control.
This might allow attackers to execute their own programs, access unauthorized data files, or modify configuration in unexpected ways. If the product uses a search path to locate critical resources such as programs, then an attacker could modify that search path to point to a malicious program, which the targeted product would then execute. The problem extends to any type of critical resource that the product trusts. Some of the most common variants of untrusted search path are: