Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2023-40477 |
CWE-ID | CWE-129 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
WinRAR Client/Desktop applications / Software for archiving |
Vendor | RARLAB |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU79711
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-40477
CWE-ID:
CWE-129 - Improper Validation of Array Index
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper validation of array index when processing recovery volumes. A remote attacker can trick the victim to open a specially crafted archive and execute arbitrary code on the system.
Install updates from vendor's website.
Vulnerable software versionsWinRAR: 6.00 - 6.22 beta 1
External linkshttp://www.zerodayinitiative.com/advisories/ZDI-23-1152/
http://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=232&cHash=c5bf79590657e32554c6683296a8e8aa
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to open a a specially crafted archive.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.