CVE-2016-20017
D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in…
Browse: All 2016 CVEs · All vendors
- CVSS score
- 9.8 Critical
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2024-01-08, remediation due 2024-01-29)
- Weakness (CWE)
- CWE-77
- Published
- 2022-10-19
- Last modified
- 2026-06-17
- NVD status
- Analyzed
Description
D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in 2016 through 2022.
Affected products
- dlink dsl-2750b firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Federal remediation deadline: 2024-01-29.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
References
- https://seclists.org/fulldisclosure/2016/Feb/53
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10088
- https://www.exploit-db.com/exploits/44760
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-20017
FAQ
Is CVE-2016-20017 actively exploited?
Yes. CISA added CVE-2016-20017 to its Known Exploited Vulnerabilities (KEV) catalog on 2024-01-08, with a federal remediation deadline of 2024-01-29. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2016-20017?
CVE-2016-20017 has a CVSS base score of 9.8 (Critical). Its vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2025-29635 — D-Link DIR-823X
- CVE-2022-37055 — D-Link Routers
- CVE-2020-25078 — D-Link DCS-2530L and DCS-2670L Devices
- CVE-2020-25079 — D-Link DCS-2530L and DCS-2670L Devices
- CVE-2022-40799 — D-Link DNR-322L
- CVE-2024-0769 — D-Link DIR-859 Router
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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