How severe is CVE-2020-25078?

CVE-2020-25078 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-25078 being actively exploited?

Yes. CVE-2020-25078 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-08-05, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2020-25078?

CVE-2020-25078 primarily affects Dlink Dcs-4603 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-25078?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2020-25078 have an EU (EUVD) identifier?

Yes. CVE-2020-25078 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-17770. It is also flagged as exploited in the EUVD (since 2025-08-05).

When was CVE-2020-25078 published?

CVE-2020-25078 was published on 2020-09-02 and last updated on 2026-06-17.

CVE-2020-25078

CVE-2020-25078 is a high-severity vulnerability in Dlink Dcs-4603 Firmware with a CVSS 3.x base score of 7.5. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2025-08-05).

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 98% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2025-08-05)
EU (EUVD) id: EUVD-2020-17770
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2025-08-05)
Affected product: Dlink Dcs-4603 Firmware
Published: 2020-09-02
Last modified: 2026-06-17

Description

An issue was discovered on D-Link DCS-2530L before 1.06.01 Hotfix and DCS-2670L through 2.02 devices. The unauthenticated /config/getuser endpoint allows for remote administrator password disclosure.

Frequently asked questions

What is CVE-2020-25078?: An issue was discovered on D-Link DCS-2530L before 1.06.01 Hotfix and DCS-2670L through 2.02 devices. The unauthenticated /config/getuser endpoint allows for remote administrator password disclosure.
How severe is CVE-2020-25078?: CVE-2020-25078 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-25078 being actively exploited?: Yes. CVE-2020-25078 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-08-05, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2020-25078?: CVE-2020-25078 primarily affects Dlink Dcs-4603 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-25078?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2020-25078 have an EU (EUVD) identifier?: Yes. CVE-2020-25078 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-17770. It is also flagged as exploited in the EUVD (since 2025-08-05).
When was CVE-2020-25078 published?: CVE-2020-25078 was published on 2020-09-02 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:dlink:dcs-4603_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-4622_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-4701e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-4703e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-4705e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-4802e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-p703_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-2530l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-2670l_firmware:*:*:*:*:*:*:*:*

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