Users using WinRAR version older than 6.23 are at risk. Why is Immediate Action Required against these A gainst T hese Vulnerabilities? This advisory is our detailed analysis and report of the above findings. Furthermore, file integrity is verified using CRC32 or BLAKE2 checksums for each file within an archive, highlighting the significance of these gaps in the system. This further amplifies the potential for compromise as WinRAR’s ability to support the creation of encrypted archives, multi-part files, and self-extraction adds to the c omplexity of the situation. The software’s functionality, which includes archive creation in RAR or ZIP file formats, displays and unpacks numerous archive file formats. Remote attackers, with malicious intent, can execute arbitrary code on systems where WinRAR is installed. These vulnerabilities require user interaction for exploitation. This fact heightens the probable impact of these vulnerabilities, as any exploitation could severely affect the digital landscape. WinRAR is a popular compression tool with half a – billion users worldwide and plays an integral role in countless digital operations. These vulnerabilities pose a grave concern due to their potential for remote code execution, presenting a severe threat risk. Zero-day vulnerabilities represent an imminent threat to cybersecurity, and in this case, two such vulnerabilities, CVE-2023-38831 and CVE-2023-40477, have been identified in the widely utilized WinRAR software.
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