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Vulnerabilities

Vulnerability · CVE-2023-26802

dcnglobal dcbi-netlog-lab_firmware Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Published Feb 1, 2023 · catalog updated Feb 1, 2023 · dcnglobal dcbi-netlog-lab_firmware Improper Limitation

Patch now

CVE-2023-26802 is in the CISA known-exploited catalog. Confirm dcnglobal dcbi-netlog-lab_firmware Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (dcnglobal dcbi-netlog-lab_firmware Improper Limitation).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
48.71%
Remediation
Remediation guidance
Affected products
vendor dcnglobal dcbi-netlog-lab_firmware

An issue in the component /network_config/nsg_masq.cgi of DCN (Digital China Networks) DCBI-Netlog-LAB v1.0 allows attackers to bypass authentication and execute arbitrary commands via a crafted request.

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.

  • vendor dcnglobal dcbi-netlog-lab_firmwareversion unspecified

How to fix CVE-2023-26802

What to do

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

Should you patch?

CVE-2023-26802 is in the CISA known-exploited catalog. Confirm dcnglobal dcbi-netlog-lab_firmware Improper Limitation 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 remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 48.71%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. 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. Feb 1, 2023 · VulnCheck KEV

    Detected

    An issue in the component /network_config/nsg_masq.cgi of DCN (Digital China Networks) DCBI-Netlog-LAB v1.0 allows attackers to bypass authentication and execute arbitrary commands via a crafted request.

  2. Feb 1, 2023 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2023-26802

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-26802

    30-day exploitation probability 48.7%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2023-26802

    An issue in the component /network_config/nsg_masq.cgi of DCN (Digital China Networks) DCBI-Netlog-LAB v1.0 allows attackers to bypass authentication and execute arbitrary commands via a crafted request.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.