KLA11427
Multiple ACE vulnerabilities in WinRAR

Multiple vulnerabilities were found in WinRAR. Malicious users can exploit these vulnerabilities to execute arbitrary code, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. A logical issue can be exploited locally via specially crafted filename of the ACE archive to execute arbitrary code;
2. A validation issue can be exploited locally via specially crafted filename the ACE archive to bypass security restrictions;
3. An out-of-bounds writes vulnerability can be exploited locally via specially crafted ACE or RAR archive to execute arbitrary code;
4. An out-of-bounds writes vulnerability can be exploited locally via specially crafted LZA or LZH archive to execute arbitrary code;

WinRAR 5.x earlier than 5.70

Update to the latest version
WinRAR and RAR archiver downloads

The following public exploits exists for this vulnerability:

https://www.exploit-db.com/exploits/46552

https://www.exploit-db.com/exploits/46756

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.