What’s Vulnerable › Vulnerabilities
CVE-2020-11901
- Severity: critical (CVSS 9.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 21.1% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2020-06-17 · updated 2026-06-17
- Weakness: CWE-125
Description
The Treck TCP/IP stack before 6.0.1.66 allows Remote Code execution via a single invalid DNS response.
Affected products
- Treck Tcp/Ip: before 6.0.1.66 — fixed in 6.0.1.66
How to fix
Upgrade to a fixed version: Treck Tcp/Ip 6.0.1.66. Check the vendor advisory for mitigations.
References
- http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt
- https://jsof-tech.com/vulnerability-disclosure-policy/
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC
- https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities
- https://www.jsof-tech.com/ripple20/
- https://www.kb.cert.org/vuls/id/257161
- https://www.kb.cert.org/vuls/id/257161/
- https://www.treck.com
- http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt
- https://jsof-tech.com/vulnerability-disclosure-policy/
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC
- https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities
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