CVE-2023-39780 — ASUS RT-AX55 Routers OS Command Injection Vulnerability
Overview
ASUS RT-AX55 devices contain an OS command injection vulnerability that could allow a remote, authenticated attacker to execute arbitrary commands. As represented by CVE-2023-41346.
Vulnerability details
- CVE ID
- CVE-2023-39780
- Vulnerability
- ASUS RT-AX55 Routers OS Command Injection Vulnerability
- Vendor
- ASUS
- Affected products
- ASUS: RT-AX55 Routers
- Severity
- HIGH
- Exploitation status
- Actively exploited in the wild (CISA KEV)
- Published
- 2025-06-02
Remediation guidance
CVE-2023-39780 is in CISA's Known Exploited Vulnerabilities (KEV) catalog — U.S. federal civilian agencies are required to remediate it under Binding Operational Directive 22-01. Treat it as a priority for every environment.
Apply the vendor's official security update for ASUS the affected product as soon as possible. Where a patch is unavailable, apply vendor mitigations or isolate/segment exposed systems.
Hunt for indicators of compromise tied to this vulnerability and confirm logging/EDR coverage on affected assets.
Authoritative references
Remediate CVE-2023-39780 — and stay ahead of the next one
CVE-2023-39780 is listed in the CISA KEV catalog as actively exploited — treat remediation as urgent. Scan your domain free to see whether CVE-2023-39780 and other ASUS issues affect you and get a prioritized remediation report (full report from ₹999) — or stream the full feed of 1,600+ actively-exploited CVEs straight into your SOC.
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