Cyber Resilience

CVE-2024-44340

HighRCE

Published: 27 August 2024

Published
27 August 2024
Modified
30 August 2024
KEV Added
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Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0117 79.1th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-44340 is a high-severity OS Command Injection (CWE-78) vulnerability in Dlink Dir-846W Firmware. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 20.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

D-Link DIR-846W A1 FW100A43 was discovered to contain a remote command execution (RCE) vulnerability via keys smartqos_express_devices and smartqos_normal_devices in SetSmartQoSSettings.

CWE(s)
CWE-78

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1210 Exploitation of Remote Services Lateral Movement
Adversaries may exploit remote services to gain unauthorized access to internal systems once inside of a network.
attack.mitre.org →
Why these techniques?

The RCE vulnerability in the D-Link DIR-846W router's SetSmartQoSSettings function via specific parameters enables exploitation of a public-facing web application (T1190) and remote services (T1210) for arbitrary command execution.

Affected Assets

dlink
dir-846w firmware
fw100a43

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References