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Rewterz Threat Advisory – CVE-2021-35052 – WinRAR mshtml.dll Vulnerability

Severity

High

Analysis Summary

CVE-2021-35052 

RARLAB WinRAR could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the mshtml.dll implementation. By using man-in-the-middle attack techniques, an attacker could exploit this vulnerability to execute arbitrary code on the system.

Impact

  • Code Execution

Affected Vendors

WinRAR

Affected Products

  • RARLAB WinRAR 5.7

Remediation

Update WinRAR to version 6.02.
Block script-based executions on all endpoints / Internet systems.
Management of third-party software must be controlled through policies and managing the risk associated with external applications.