CVE-2023-34800
Published: 15 June 2023
Summary
CVE-2023-34800 is a critical-severity OS Command Injection (CWE-78) vulnerability in Dlink Go-Rt-Ac750 Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 1.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
D-Link Go-RT-AC750 firmware revision revA_v101b03 contains a command-injection flaw (CWE-78) in the genacgi_main function, where the service parameter is passed to the operating system without adequate sanitization. The vulnerability received a CVSS 3.1 base score of 9.8, reflecting network-accessible exploitation that requires neither authentication nor user interaction.
An unauthenticated attacker who can reach the device’s web interface can supply a crafted service value that results in arbitrary command execution, granting complete control over the router’s operating system, configuration, and any attached network resources.
D-Link has published a security bulletin addressing the affected model; administrators should consult the vendor advisory for available firmware updates or configuration guidance.
The CVE maintains a high EPSS score (current 0.6355, peak 0.6895), and public technical details including a proof-of-concept have been posted on GitHub, indicating sustained interest in the issue after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-38841
Vulnerability details
D-Link Go-RT-AC750 revA_v101b03 was discovered to contain a command injection vulnerability via the service parameter at genacgi_main.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.