CVE-2023-35087 ASUS RT-AX56U V2 & RT-AC86U - Format String - 2

Critical 9.8 Published 21 Jul 2023 Updated 24 Oct 2024

Unauthenticated remote attackers can execute arbitrary code or disrupt service on ASUS routers via a format string vulnerability in the AiMesh system.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-35087?

CVE-2023-35087 is a critical vulnerability in ASUS RT-AC86U, published on 21 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by lacking validation for a specific value when calling cm_processChangedConfigMsg in ccm_processREQ_CHANGED_CONFIG function in AiMesh system. An unauthenticated remote attacker can exploit this vulnerability without privilege to perform remote arbitrary code execution, arbitrary system operation or disrupt service. This issue affects RT-AX56U V2: 3.0.0.4.386_50460; RT-AC86U: 3.0.0.4_386_51529.

Weakness: CWE-134

Which versions are affected by CVE-2023-35087?

It affects 2 products.

Products include Asus Rt-Ac86u Firmware, Asus Rt-Ax56u V2 Firmware.

How do I fix CVE-2023-35087?

No fix has been published for CVE-2023-35087 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-35087 being exploited?

There is no known exploitation of CVE-2023-35087 in the wild and no public exploit code.

Sources

Also known as GHSA-4qh3-vw22-fpq6.