CVE-2024-36831 — A NULL pointer dereference in the plugins_call_handle_uri_clean function of D-Li

A NULL pointer dereference in the plugins_call_handle_uri_clean function of D-Link DAP-1520 REVA_FIRMWARE_1.10B04_BETA02_HOTFIX allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request without authentication.

01What is this vulnerability?

A NULL pointer dereference in the plugins_call_handle_uri_clean function of D-Link DAP-1520 REVA_FIRMWARE_1.10B04_BETA02_HOTFIX allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request without authentication.

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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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: 2024-12-17T00:00:00.000Z
• Last modified: 2024-12-17T15:56:34.918Z

09References

• www.dlink.com — https://www.dlink.com/en/security-bulletin/
• www.dlink.com — https://www.dlink.com/en
• supportannouncement.us.dlink.com — https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10395
• docs.google.com — https://docs.google.com/document/d/15CVb7XHIgtfeW1W1pLZJWvlBMYN1rtr75vqZqf1v3Eo/…