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.
CVSS Details
- CVSS 3.0 Base Score: 7.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade libclamunrarUpgrade rarUpgrade unrar-nonfree | Aug 28, 2023 | Aug 28, 2023 |
| Gentoo Linux | — | Upgrade app-antivirus/clamav.Upgrade app-arch/rar.Upgrade app-arch/unrar. | Sep 18, 2023 | Sep 17, 2023 |
| Rarlab Winrar | — | Upgrade Rarlab WinRAR to version 6.23 | Aug 24, 2023 | Aug 24, 2023 |
| Suse | — | Upgrade libclamav9Upgrade clamav-develUpgrade libfreshclam2Upgrade clamav | Nov 1, 2023 | Oct 31, 2023 |
| Ubuntu | — | Upgrade libclamunrar9Upgrade libunrar5Upgrade rarUpgrade unrarUpgrade libclamunrar11 | Jan 9, 2024 | Jan 8, 2024 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub