How severe is CVE-2019-20501?

CVE-2019-20501 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-2019-20501 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 90% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20501?

CVE-2019-20501 affects Dlink Dwl-2600ap Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20501?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-20501 published?

CVE-2019-20501 was published on 2020-03-05 and last updated on 2026-06-17.

CVE-2019-20501

CVE-2019-20501 is a high-severity vulnerability in Dlink Dwl-2600ap Firmware with a CVSS 3.x base score of 7.8. Its EPSS exploit-prediction score of 90% places it in the 100th percentile, indicating an elevated likelihood of exploitation. 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: 90% (100th percentile)
Actively exploited: Not listed in CISA KEV
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 Upgrade Firmware functionality in the Web interface, using shell metacharacters in the admin.cgi?action=upgrade firmwareRestore or firmwareServerip parameter.

Frequently asked questions

What is CVE-2019-20501?: D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Upgrade Firmware functionality in the Web interface, using shell metacharacters in the admin.cgi?action=upgrade firmwareRestore or firmwareServerip parameter.
How severe is CVE-2019-20501?: CVE-2019-20501 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-2019-20501 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 90% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20501?: CVE-2019-20501 affects Dlink Dwl-2600ap Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20501?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-20501 published?: CVE-2019-20501 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…
CVE-2019-20500 — High (CVSS 7.8): D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Save…
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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