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Vulnerabilities

Vulnerability · CVE-2020-11900

treck tcp\/ip Double Free

Published Oct 22, 2024 · catalog updated Oct 22, 2024 · treck tcp\/ip Double Free

Patch now

CVE-2020-11900 is in the CISA known-exploited catalog. Confirm treck tcp\/ip Double Free 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 (treck tcp\/ip Double Free).
  • 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
13.09%
Remediation
Remediation guidance
Affected products
vendor treck tcp\/ip

The Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free.

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 treck tcp\/ipversion unspecified

How to fix CVE-2020-11900

What to do

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

Should you patch?

CVE-2020-11900 is in the CISA known-exploited catalog. Confirm treck tcp\/ip Double Free 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 13.09%. 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. Oct 22, 2024 · VulnCheck KEV

    Detected

    The Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free.

  2. Oct 22, 2024 · 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-2020-11900

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-11900

    30-day exploitation probability 13.1%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2020-11900

    The Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free.

    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.