Vulnerabilities

Vulnerability · CVE-2019-20500

D-Link DWL-2600AP Access Point Command Injection Vulnerability

Published Mar 5, 2020 · catalog updated Jun 16, 2026 · D-Link DWL-2600AP Access Point

Patch now

CVE-2019-20500 is in the CISA known-exploited catalog, due Jul 20, 2023. Confirm D-Link DWL-2600AP Access Point against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High7.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
96.71%
Remediation
Remediation guidance
Affected products
cpe dlink/dwl-2600ap firmware · vendor D-Link DWL-2600AP Access Point

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe dlink/dwl-2600ap firmwareversion unspecified
  • vendor D-Link DWL-2600AP Access Pointversion unspecified

How to fix CVE-2019-20500

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-20500 is in the CISA known-exploited catalog, due Jul 20, 2023. Confirm D-Link DWL-2600AP Access Point against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

What should an analyst verify?

CWE-78: OS Command Injection. EPSS 96.71%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 5, 2020 · Catalog

    Detected

    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.

  2. Jun 29, 2023 · CISA KEV

    Known exploited

    Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

  3. Jul 20, 2023 · CISA KEV

    Remediation due

    Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2019-20500

    D-Link DWL-2600AP access point contains an authenticated 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.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2019-20500

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-20500

    30-day exploitation probability 96.7%

    first.org
  • Exploit DatabasePublic exploit reference46841

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2019-20500

    D-Link DWL-2600AP access point contains an authenticated 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.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.