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Vulnerabilities

Vulnerability · CVE-2016-11021

D-Link DCS-930L Devices OS Command Injection Vulnerability

Published Mar 8, 2020 · catalog updated Jun 16, 2026 · D-Link DCS-930L Devices

Patch now

CVE-2016-11021 is in the CISA known-exploited catalog, due Apr 15, 2022. Confirm D-Link DCS-930L Devices 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
High7.2
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
68.87%
Remediation
Remediation guidance
Affected products
cpe dlink/dcs-930l firmware · vendor D-Link DCS-930L Devices

setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand 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/dcs-930l firmwareversion unspecified
  • vendor D-Link DCS-930L Devicesversion unspecified

How to fix CVE-2016-11021

What to do

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

Should you patch?

CVE-2016-11021 is in the CISA known-exploited catalog, due Apr 15, 2022. Confirm D-Link DCS-930L Devices 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. The impacted product is end-of-life and should be disconnected if still in use.

What should an analyst verify?

CWE-78: OS Command Injection. EPSS 68.87%. 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 8, 2020 · Catalog

    Detected

    setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand parameter.

  2. Mar 25, 2022 · CISA KEV

    Known exploited

    The impacted product is end-of-life and should be disconnected if still in use.

  3. Apr 15, 2022 · CISA KEV

    Remediation due

    The impacted product is end-of-life and should be disconnected if still in use.

  4. Jun 16, 2026 · Catalog

    Updated

    setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand parameter.

Sources

  • CISA KEVConfirmed exploitationCVE-2016-11021

    setSystemCommand on D-Link DCS-930L devices allows a remote attacker to execute code via an OS command.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2016-11021

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2016-11021

    30-day exploitation probability 68.9%

    first.org
  • Metasploit ModulesPublic exploit moduleexploit_linux/http/dlink_dcs_930l_authenticated_remote_command_execution

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2016-11021

    setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand parameter.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2016-11021

    setSystemCommand on D-Link DCS-930L devices allows a remote attacker to execute code via an OS command.

    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.