CVE-2022-44832
CWE-77Published: December 14, 2022· Updated: Jun 17, 2026
Official Description
D-Link DIR-3040 device with firmware 120B03 was discovered to contain a command injection vulnerability via the SetTriggerLEDBlink function.
Risk Analysis
D-Link DIR-3040 devices are vulnerable to command injection via the SetTriggerLEDBlink function. This flaw allows remote, unauthenticated attackers to execute arbitrary commands on the device.
The vulnerability is remotely exploitable, but there is no known public exploit or KEV entry.
Apply the latest firmware update provided by D-Link for the DIR-3040 device.
Technical Analysis
CVE-2022-44832 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (4)
Quick Facts
Related CVEs (CWE-77)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-44832 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts