ClosedCriticalPatched

ASUS Routers: Routers Improper Authentication Vulnerability

ASUS Routers

ASUS Lyra Mini and ASUS GT-AC2900 devices contain an improper authentication vulnerability that allows an attacker to gain unauthorized access to the administrative interface. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization. Added to CISA KEV on 2025-06-02.

Why this severity: CVSS 9.8 (CISA ADP, v3.1); actively exploited (CISA KEV)

Started: Jun 2, 2025
Closed: Jun 2, 2025
CVE: CVE-2021-32030

Follow this incident

Updated Jun 2, 2025

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline1

Jun 2, 2025
CISA added CVE-2021-32030 to the KEV catalog (due 2025-06-23).

Advisories4

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025). KEV says affected products could be end-of-life, so some devices may never get a fix.

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