What’s Vulnerable › Vulnerabilities

CVE-2022-44808

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-11-22 · updated 2026-06-17
• Weakness: CWE-78

Description

A command injection vulnerability has been found on D-Link DIR-823G devices with firmware version 1.02B03 that allows an attacker to execute arbitrary operating system commands through well-designed /HNAP1 requests. Before the HNAP API function can process the request, the system function executes an untrusted command that triggers the vulnerability.

Affected products

• D-Link DIR-823G: 1.02b03

References

• https://github.com/726232111/VulIoT/tree/main/D-Link/DIR823G%20V1.0.2B05/HNAP1
• https://github.com/RobinWang825/IoT_vuln/tree/main/D-Link/DIR-823G/2
• https://www.dlink.com/en/security-bulletin/
• https://github.com/726232111/VulIoT/tree/main/D-Link/DIR823G%20V1.0.2B05/HNAP1
• https://github.com/RobinWang825/IoT_vuln/tree/main/D-Link/DIR-823G/2
• https://www.dlink.com/en/security-bulletin/

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