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Vulnerabilities

Vulnerability · CVE-2020-25079

D-Link DCS-2530L and DCS-2670L Command Injection Vulnerability

Published Sep 2, 2020 · catalog updated Jun 16, 2026 · D-Link DCS-2530L and DCS-2670L Devices

Patch now

CVE-2020-25079 is in the CISA known-exploited catalog, due Aug 26, 2025. Confirm D-Link DCS-2530L and DCS-2670L Devices against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High8.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
54.01%
Remediation
Remediation guidance
Affected products
cpe dlink/dcs-2530l firmware · cpe dlink/dcs-2670l firmware · cpe dlink/dcs-4603 firmware · cpe dlink/dcs-4622 firmware · cpe dlink/dcs-4701e firmware · cpe dlink/dcs-4703e firmware

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe dlink/dcs-2530l firmwareversion unspecified
  • cpe dlink/dcs-2670l firmwareversion unspecified
  • cpe dlink/dcs-4603 firmwareversion unspecified
  • cpe dlink/dcs-4622 firmwareversion unspecified
  • cpe dlink/dcs-4701e firmwareversion unspecified
  • cpe dlink/dcs-4703e firmwareversion unspecified
  • cpe dlink/dcs-4705e firmwareversion unspecified
  • cpe dlink/dcs-4802e firmwareversion unspecified
  • cpe dlink/dcs-p703 firmwareversion unspecified
  • vendor D-Link DCS-2530L and DCS-2670L Devicesversion unspecified

How to fix CVE-2020-25079

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2020-25079 is in the CISA known-exploited catalog, due Aug 26, 2025. Confirm D-Link DCS-2530L and DCS-2670L Devices against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-77: Command Injection. EPSS 54.01%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 2, 2020 · Catalog

    Detected

    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.

  2. Aug 5, 2025 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  3. Aug 26, 2025 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-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 end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2020-25079

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-25079

    30-day exploitation probability 54.0%

    first.org
  • NIST NVDVulnerability recordCVE-2020-25079

    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.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-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 end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.