# CVE-2024-23624 — D-Link DAP-1650

> As of 2025-06-17, CVE-2024-23624 is a CRITICAL-severity vulnerability in D-Link DAP-1650, CVSS v3.1 9.6, EPSS 25.9% (97.9th percentile). Threadlinqs Intelligence links 2 tracked threat campaigns to CVE-2024-23624, most recently “ClingSTUN Linux Backdoor Turns Unpatched IoT Devices Into Proxy Nodes via Public STUN Infrastructure”.

**Last updated:** 2025-06-17

## What is CVE-2024-23624?

A command injection vulnerability exists in the gena.cgi module of D-Link DAP-1650 devices. An unauthenticated attacker can exploit this vulnerability to gain command execution on the device as root.

The record classifies CVE-2024-23624 under weakness class [CWE-77](https://intel.threadlinqs.com/cwe/CWE-77). Its CVSS v3 base vector states that the flaw is reachable from an adjacent network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 1003 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 9.6 — CRITICAL (`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H`)
- **EPSS (FIRST):** 25.9% probability of exploitation in the next 30 days, higher than 97.9% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 8.7/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2024-01-25, last modified 2025-06-17

## Is CVE-2024-23624 being exploited?

It currently carries a trending score of 34 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [D-Link](https://intel.threadlinqs.com/vendors/d-link): DAP-1650

## How to fix CVE-2024-23624

No vendor patch reference has been recorded for CVE-2024-23624 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2024-23624

2 tracked threats in the Threadlinqs corpus reference CVE-2024-23624, either in the campaign’s CVE list or as an indicator on the campaign record.

- [ClingSTUN Linux Backdoor Turns Unpatched IoT Devices Into Proxy Nodes via Public STUN Infrastructure](https://intel.threadlinqs.com/threat/TL-2026-2934) — HIGH · 2026-10-05
- [Cling IoT botnet masquerades as Google STUN traffic for C2, exploiting Realtek Jungle SDK CVE-2021-35394](https://intel.threadlinqs.com/threat/TL-2026-2857) — CRITICAL · 2026-10-03

## Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-10.

**Third-party advisory**

- [blog.exodusintel.com — third party advisory](https://blog.exodusintel.com/2024/01/25/d-link-dap-1650-gena-cgi-subscribe-command-injection-vulnerability/)

Canonical: https://intel.threadlinqs.com/cve/CVE-2024-23624
Full detection coverage and IOCs for threats exploiting CVE-2024-23624 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp