CVE-2022-37055
D-Link Routers Buffer Overflow Vulnerability
What the flaw is
D-Link Routers contains a buffer overflow vulnerability that has a high impact on confidentiality, integrity, and availability. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
Description as published by CISA. We have not independently reproduced it.
What CISA requires
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
This deadline is binding on US federal civilian agencies under BOD 22-01. It is not a legal deadline for anyone else, but it is a useful urgency signal — CISA sets it by how actively the flaw is being used, not by CVSS.
Public exploit code
2 public repositories referencing this CVE have been catalogued on GitHub. Treat this as a strong signal to prioritise patching, not as a verified working exploit — many such repositories are scanners, write-ups or forks rather than functional code.
Vendor advisories
Primary sources
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Other D-Link entries
See allDIR-823X
Command Injection
CVE-2020-25078DCS-2530L and DCS-2670L Devices
Unspecified
CVE-2020-25079DCS-2530L and DCS-2670L Devices
DCS-2530L and DCS-2670L Command Injection
CVE-2022-40799DNR-322L
Download of Code Without Integrity Check
CVE-2024-0769DIR-859 Router
Path Traversal
CVE-2023-25280DIR-820 Router
OS Command Injection
Source: CISA KEV catalog · last verified July 31, 2026. Rebuilt automatically twice a day.