How severe is CVE-2019-20500?

CVE-2019-20500 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-20500 being actively exploited?

Yes. CVE-2019-20500 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-06-29, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2019-20500?

CVE-2019-20500 affects Dlink Dwl-2600ap Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20500?

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-2019-20500 have an EU (EUVD) identifier?

Yes. CVE-2019-20500 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-11044. It is also flagged as exploited in the EUVD (since 2023-06-29).

When was CVE-2019-20500 published?

CVE-2019-20500 was published on 2020-03-05 and last updated on 2026-06-17.

CVE-2019-20500

CVE-2019-20500 is a high-severity vulnerability in Dlink Dwl-2600ap Firmware with a CVSS 3.x base score of 7.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2023-06-29). The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 97% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2023-06-29)
EU (EUVD) id: EUVD-2019-11044
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2023-06-29)
Weakness: CWE-78
Affected product: Dlink Dwl-2600ap Firmware
Published: 2020-03-05
Last modified: 2026-06-17

Description

D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Save Configuration functionality in the Web interface, using shell metacharacters in the admin.cgi?action=config_save configBackup or downloadServerip parameter.

Frequently asked questions

What is CVE-2019-20500?: D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Save Configuration functionality in the Web interface, using shell metacharacters in the admin.cgi?action=config_save configBackup or downloadServerip parameter.
How severe is CVE-2019-20500?: CVE-2019-20500 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-20500 being actively exploited?: Yes. CVE-2019-20500 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-06-29, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2019-20500?: CVE-2019-20500 affects Dlink Dwl-2600ap Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20500?: 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-2019-20500 have an EU (EUVD) identifier?: Yes. CVE-2019-20500 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-11044. It is also flagged as exploited in the EUVD (since 2023-06-29).
When was CVE-2019-20500 published?: CVE-2019-20500 was published on 2020-03-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dwl-2600ap_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dwl-2600ap Firmware

CVE-2023-0127 — High (CVSS 7.8): A command injection vulnerability in the firmware_update command, in the device's restricted telnet interface, allows…
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CVE-2019-20499 — High (CVSS 7.8): D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Restore…

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