CVE-2018-21131
CRITICALCVSS 9.1/10EPSS 1.28%
Last modified
CVE-2018-21131 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Certain NETGEAR devices are affected by unauthenticated firmware downgrade. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.
Description
Certain NETGEAR devices are affected by unauthenticated firmware downgrade. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Netgear | Wac505 Firmware | < 5.0.0.17 |
| Netgear | Wac510 Firmware | < 5.0.0.17 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-21131?
Certain NETGEAR devices are affected by unauthenticated firmware downgrade. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.
How severe is CVE-2018-21131?
CVE-2018-21131 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.
How do I fix CVE-2018-21131?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2018-21131?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST