CVE-2023-40477
HIGHWinRAR < 6.23 - Remote Code Execution via Recovery Volume Processing
Title source: llmExploitation Summary
EIP tracks 2 public exploits for CVE-2023-40477. PoCs published by wildptr-io, winkler-winsen.
AI-analyzed exploit summary This repository contains a functional PoC for CVE-2023-40477, a heap overflow vulnerability in WinRAR <= 6.22. The exploit manipulates recovery volumes in RAR archives to trigger a crash during extraction, demonstrating the vulnerability.
Description
RARLAB WinRAR Recovery Volume Improper Validation of Array Index Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of RARLAB WinRAR. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of recovery volumes. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21233.
Exploits (2)
This repository contains a functional PoC for CVE-2023-40477, a heap overflow vulnerability in WinRAR <= 6.22. The exploit manipulates recovery volumes in RAR archives to trigger a crash during extraction, demonstrating the vulnerability.
This repository contains a PowerShell script that scans for WinRAR files affected by CVE-2023-40477. It checks for specific DLL and executable files, lists their versions, and identifies vulnerable versions (below 6.23).
References (3)
Scores
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H