CSRF in Wavlink Wn531g3

CVE-2022-40623

The WAVLINK Quantum D4G (WN531G3) running firmware version M31G3.V5030.200325 does not utilize anti-CSRF tokens, which, when combined with other issues (such as CVE-2022-35518), can lead to remote, unauthenticated command execution.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-40623: held from 0.006 to 0.007.

EPSS over last 30 days · oldest: 0.006 · newest: 0.007 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-40623?
CVE-2022-40623 is a high-severity vulnerability in Wavlink Wn531g3, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-09-13.
How severe is CVE-2022-40623?
High severity. CVSS v3 base score is 8.8 out of 10.