CVE-2023-35086
HIGHASUS RT-AX56U V2 & RT-AC86U RCE via Format String in logmessage_normal
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2023-35086. PoCs published by tin-z.
AI-analyzed exploit summary This PoC demonstrates a format string vulnerability in ASUS router firmwares (RT-AX56U V2 and RT-AC86U) via the `detwan.cgi` endpoint, leading to DoS. The exploit crafts a malicious `action_mode` parameter to trigger the vulnerability in the `logmessage_normal` function.
Description
It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by directly using input as a format string when calling syslog in logmessage_normal function, in the do_detwan_cgi module of httpd. A remote attacker with administrator privilege can exploit this vulnerability 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.
Exploits (1)
This PoC demonstrates a format string vulnerability in ASUS router firmwares (RT-AX56U V2 and RT-AC86U) via the `detwan.cgi` endpoint, leading to DoS. The exploit crafts a malicious `action_mode` parameter to trigger the vulnerability in the `logmessage_normal` function.
References (1)
Scores
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H