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CISA KEV · Known exploitedHigh

CVE-2020-25079

D-Link DCS-2530L and DCS-2670L Devices

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.

CVSS
8.8
EPSS
52.7%
98.9% percentile
CISA KEV
Listed
Published
2020.09.03
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability52.7%
Technical severityCVSS 8.8

Vulnerability overview

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 product and versions

Product
D-Link DCS-2530L and DCS-2670L Devices
Affected versions
< 1.03.04, < 1.03.02, < 2.01.01, < 1.04.02, < 2.01.10, < 2.03.01, <= 1.05.05, < 2.03.00
Fixed versions
1.03.04, 1.03.02, 2.01.01, 1.04.02, 2.01.10, 2.03.01, 2.03.00

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA 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.

Due date: 2025.08.26
  1. 1
    Identify

    Confirm that D-Link DCS-2530L and DCS-2670L Devices and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-77
KEV added
2025.08.05
Ransomware use
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