CVEvulnerability
CVE-2023-40477
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2024-05-03
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-129
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.
Affected configurations
• rarlab winrar (< 6.23)
Related
Weakness · CWE (1)
- CWE-129 Improper Validation of Array Index weakness
References
- https://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=232&cHash=c5bf79590657e32554c6683296a8e8aa Release Notes
- https://www.zerodayinitiative.com/advisories/ZDI-23-1152/ Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2023/11/msg00009.html lists.debian.org
- https://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=232&cHash=c5bf79590657e32554c6683296a8e8aa Release Notes
- https://www.zerodayinitiative.com/advisories/ZDI-23-1152/ Third Party Advisory, VDB Entry