CVE-2023-39780

HighCVSS 8.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

On ASUS RT-AX55 3.0.0.4.386.51598 devices, authenticated attackers can perform OS command injection via the /start_apply.htm qos_bw_rulelist parameter. NOTE: for the similar "token-generated module" issue, see CVE-2023-41345; for the similar "token-refresh module" issue, see CVE-2023-41346; for the similar "check token module" issue, see CVE-2023-41347; and for the similar "code-authentication module" issue, see CVE-2023-41348.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

Vendor	Product	Versions
ASUS	RT-AX55	3.0.0.4.386.51598
asus	rt-ax55	3.0.0.4.386.51598

References

https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/1/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/2/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/3/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/4/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/5/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/6/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/1/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/2/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/3/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/4/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/5/EN.mdExploit, Third Party Advisory
https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/6/EN.mdExploit, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-39780US Government Resource
https://www.greynoise.io/blog/stealthy-backdoor-campaign-affecting-asus-routersExploit, Third Party Advisory

Timeline

Published: Sep 11, 2023
Last modified: Jun 17, 2026
Added to CISA KEV: Jun 2, 2025
NVD status: Analyzed

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