Auth bypass in Asus Gt-ac2900
CVE-2021-32030
The administrator application on ASUS GT-AC2900 devices before 3.0.0.4.386.42643 and Lyra Mini before 3.0.0.4_384_46630 allows authentication bypass when processing remote input from an unauthenticated user, leading to unauthorized access…
Vulnerability class: Broken Authentication
EPSS: 0.994 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- cve@mitre.org (Product)
- cve@mitre.org (Exploit, Third Party Advisory, Broken Link)
- cve@mitre.org (Exploit)
- cve@mitre.org (Product)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2021-32030?
- CVE-2021-32030 is a critical-severity vulnerability in Asus Gt-ac2900, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-05-06.
- How severe is CVE-2021-32030?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-32030 known to be exploited?
- Yes. CVE-2021-32030 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-06-02), indicating it is being actively exploited. 15 public proof-of-concept repositories are indexed.