Advisory Details

July 11th, 2024

(Pwn2Own) Synology RT6600ax Improper Access Control Firewall Bypass Vulnerability

CVE ID	CVE-2024-39347
CVSS SCORE	6.6, AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Synology
AFFECTED PRODUCTS	RT6600ax
VULNERABILITY DETAILS	This vulnerability allows remote attackers to bypass firewall rules and access the LAN interface on affected installations of Synology RT6600ax routers. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of firewall rules. The issue results from improper access control after the initial setup. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root.
ADDITIONAL DETAILS	Synology has issued an update to correct this vulnerability. More details can be found at: https://www.synology.com/en-id/security/advisory/Synology_SA_23_16
DISCLOSURE TIMELINE	2023-11-15 - Vulnerability reported to vendor 2024-07-11 - Coordinated public release of advisory 2024-08-15 - Advisory Updated
CREDIT	Tri and Bien Pham (@bienpnn) from Team Orca of Sea Security

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