CVE-2023-50200

CVE-2023-50200 is a high-severity vulnerability in Dlink G416 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Description

D-Link G416 cfgsave backusb Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link G416 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HTTP service listening on TCP port 80. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21288.

Frequently asked questions

What is CVE-2023-50200?
D-Link G416 cfgsave backusb Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link G416 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HTTP service listening on TCP port 80. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21288.
How severe is CVE-2023-50200?
CVE-2023-50200 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-50200 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50200?
CVE-2023-50200 affects Dlink G416 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-50200?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-50200 have an EU (EUVD) identifier?
Yes. CVE-2023-50200 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55022.
When was CVE-2023-50200 published?
CVE-2023-50200 was published on 2024-05-03 and last updated on 2026-06-17.

References

Affected products (1)

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