CVEs / CVE-2020-25079
CVE-2020-25079: D-Link DCS-2530L and DCS-2670L Command Injection Vulnerability
- Known exploited in the CISA KEV catalog since 5 Aug 2025
- high 8.8 CVSS 3.1 (NVD)
- EPSS 54% 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 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.
Description
An issue was discovered on D-Link DCS-2530L before 1.06.01 Hotfix and DCS-2670L through 2.02 devices. cgi-bin/ddns_enc.cgi allows authenticated command injection.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 5 Aug 2025 |
|---|---|
| Due date for US federal agencies | 26 Aug 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 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-77 |
References
- CVE-2020-25079 on NVD
- CVE-2020-25079 in the CISA KEV catalog
- https://support.dlink.com/productinfo.aspx?m=DCS-2530L (cited by CISA)
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180 (cited by CISA)
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180 Patch, Vendor Advisory
- https://twitter.com/Dogonsecurity/status/1271265152118259712 Broken Link, Exploit, Third Party Advisory
- https://support.dlink.com/productinfo.aspx?m=DCS-2530L Product
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25079 US Government Resource
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.