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TI-2023-21942 Aliases CVE-2023-41345GHSA-33x3-9w3j-2vw6

ASUS RT-AX55 - command injection - 1

Priority MEDIUM 43CWE-78Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-78.

Summary

ASUS RT-AX55’s authentication-related function has a vulnerability of insufficient filtering of special characters within its token-generated module. An authenticated remote attacker can exploit this vulnerability to perform a Command Injection attack to execute arbitrary commands, disrupt the system, or terminate services.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01687 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ASUSRT-AX553.0.0.4.386.51598—No fix listedCNA
  • RT-AX55 VendorASUS Affected 3.0.0.4.386.51598 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:asus:rt-ax55_firmware:3.0.0.4.386.51598:*:*:*:*:*:*:*3.0.0.4.386.51598VulnerableASUS
cpe:2.3:h:asus:rt-ax55:-:*:*:*:*:*:*:*not specified by NVDRunning onASUS
  • cpe:2.3:o:asus:rt-ax55_firmware:3.0.0.4.386.51598:*:*:*:*:*:*:* Versions 3.0.0.4.386.51598 Vulnerable ·ASUS
  • cpe:2.3:h:asus:rt-ax55:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-41345
  2. 2026-10-03 Alias added: GHSA-33x3-9w3j-2vw6

References

Advisory 1

  • TI-2023-20780 OS command injection in ASUS RT-AX55 KEVCVSS 3.1HIGH 8.8
  • TI-2022-09749 Out-of-bounds write in Asuswrt-Merlin New Gen CVSS 3.1CRITICAL 9.8
  • TI-2021-18228 A brute-force protection bypass in CAPTCHA protection in ASUS ROG Rapture GT-AX11000… CVSS 3.1CRITICAL 9.8
  • TI-2021-02220 In ASUS RT-AX3000, ZenWiFi AX (XT8), RT-AX88U, and other ASUS routers with firmware <… CVSS 3.1HIGH 7.5
  • TI-2023-21945 ASUS RT-AX55 - command injection - 4 CVSS 3.1HIGH 8.8
  • TI-2023-21944 ASUS RT-AX55 - command injection - 3 CVSS 3.1HIGH 8.8
See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences