CVE-2020-25079
D-Link DCS-2530L and DCS-2670L devices contains a command injection vulnerability in the cgi-bin/ddns_enc.cgi. The impacted products could be…
Browse: All 2020 CVEs · All vendors
- CVSS score
- 8.8 High
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2025-08-05, remediation due 2025-08-26)
- Weakness (CWE)
- CWE-77
- Published
- 2020-09-02
- Last modified
- 2026-06-17
- NVD status
- Analyzed
Description
D-Link DCS-2530L and DCS-2670L devices contains a command injection vulnerability in the cgi-bin/ddns_enc.cgi. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
Affected products
- dlink dcs-4703e firmware
- dlink dcs-4705e firmware
- dlink dcs-4802e firmware
- dlink dcs-p703 firmware
- dlink dcs-4603 firmware
- dlink dcs-4622 firmware
- dlink dcs-4701e firmware
- dlink dcs-2530l firmware
- dlink dcs-2670l firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Federal remediation deadline: 2025-08-26.
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://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180
- https://twitter.com/Dogonsecurity/status/1271265152118259712
- https://support.dlink.com/productinfo.aspx?m=DCS-2530L
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25079
FAQ
Is CVE-2020-25079 actively exploited?
Yes. CISA added CVE-2020-25079 to its Known Exploited Vulnerabilities (KEV) catalog on 2025-08-05, with a federal remediation deadline of 2025-08-26. 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-2020-25079?
CVE-2020-25079 has a CVSS base score of 8.8 (High). Its vector string is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2020-25078 — D-Link DCS-2530L and DCS-2670L Devices
- CVE-2025-29635 — D-Link DIR-823X
- CVE-2022-37055 — D-Link Routers
- CVE-2022-40799 — D-Link DNR-322L
- CVE-2024-0769 — D-Link DIR-859 Router
- CVE-2023-25280 — D-Link DIR-820 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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