CVE-2022-34046 — An access control issue in Wavlink WN533A8 M33A8

An access control issue in Wavlink WN533A8 M33A8.V5030.190716 allows attackers to obtain usernames and passwords via view-source:http://IP_ADDRESS/sysinit.shtml?r=52300 and searching for [logincheck(user);].

01What is this vulnerability?

An access control issue in Wavlink WN533A8 M33A8.V5030.190716 allows attackers to obtain usernames and passwords via view-source:http://IP_ADDRESS/sysinit.shtml?r=52300 and searching for [logincheck(user);].

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-07-20T16:50:17.000Z
• Last modified: 2024-08-03T08:16:16.604Z

09References

• drive.google.com — https://drive.google.com/file/d/18ECQEqZ296LDzZ0wErgqnNfen1jCn0mG/view?usp=shari…
• packetstormsecurity.com — http://packetstormsecurity.com/files/167890/Wavlink-WN533A8-Password-Disclosure.…