CVEs / CVE-2022-37055
CVE-2022-37055: D-Link Routers Buffer Overflow Vulnerability
- Known exploited in the CISA KEV catalog since 8 Dec 2025
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 55.5% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
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
D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable to Buffer Overflow via cgibin, hnap_main,
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 8 Dec 2025 |
|---|---|
| Due date for US federal agencies | 29 Dec 2025 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-120 |
References
- CVE-2022-37055 on NVD
- CVE-2022-37055 in the CISA KEV catalog
- https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10308 (cited by CISA)
- https://drive.google.com/file/d/1hmIk0jQoex4QDyjIUg_6yxi-J6ROCh8S/view?usp=sharing Exploit, Patch, Third Party Advisory
- https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10308 Vendor Advisory
- https://www.dlink.com/en/security-bulletin/ Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-37055 US Government Resource
- https://www.fortiguard.com/outbreak-alert/d-link-multiple-devices-attack Third Party Advisory
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.