CVE-2020-25079 D-Link CVE debrief

Who should care

Asset owners, security teams, and administrators responsible for D-Link DCS-2530L and DCS-2670L deployments should treat this as a priority remediation item.

Technical summary

The supplied official records identify CVE-2020-25079 as a command injection vulnerability affecting D-Link DCS-2530L and DCS-2670L devices. CISA’s KEV entry indicates the issue is known to be exploited and includes a required action to apply vendor mitigations or discontinue the product if mitigation is not available.

Defensive priority

High — prioritize immediate assessment and remediation because the vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, with a remediation due date of 2025-08-26 in the supplied timeline.

Recommended defensive actions

• Inventory all D-Link DCS-2530L and DCS-2670L devices in your environment.
• Review the linked D-Link support information and advisory referenced in the CISA KEV notes.
• Apply vendor-provided mitigations or updates as instructed by D-Link.
• If mitigations are unavailable, discontinue use of the affected product per CISA guidance.
• Verify remediation status before the KEV due date of 2025-08-26.

Evidence notes

The source corpus contains the CISA KEV record and official vulnerability references, but not the full vendor advisory text. CVSS score/severity were not provided in the supplied data. Timing context is taken from the supplied timeline: CISA added the CVE to KEV on 2025-08-05 and set a due date of 2025-08-26; this should not be treated as the original issue date.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.