CVE-2022-36786 — DLINK - DSL-224 Post-auth RCE

DLINK - DSL-224 Post-auth RCE. DLINK router version 3.0.8 has an interface where you can configure NTP servers (Network Time Protocol) via jsonrpc API. It is possible to inject a command through this interface that will run with ROOT permissions on the router.

01What is this vulnerability?

DLINK - DSL-224 Post-auth RCE. DLINK router version 3.0.8 has an interface where you can configure NTP servers (Network Time Protocol) via jsonrpc API. It is possible to inject a command through this interface that will run with ROOT permissions on the router.

02Affected products

Vendor	Product	Versions
D-Link	DSL	224 — All versions

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: 2022-11-17T00:00:00.000Z
• Last modified: 2025-04-29T20:01:06.332Z

09References

• www.gov.il — https://www.gov.il/en/Departments/faq/cve_advisories