# CVE-2020-11899

The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read.

- Page: https://www.vulneraibility.com/cve/CVE-2020-11899
- CVSS: 5.4
- Known exploited: yes, in CISA KEV since 2022-03-03; CISA due date 2022-03-17
- EPSS: 18.42% (percentile 97.3)
- CISA SSVC: exploitation active, automatable no, technical impact partial (assessed 2025-02-04)
- Weakness: CWE-125
- Published: 2020-06-17

## Affected

- treck:tcp\/ip
- dell:wyse_5050_all-in-one_firmware
- dell:wyse_7030_firmware
- dell:wyse_5030_firmware

## References

- [other] https://cwe.mitre.org/data/definitions/125.html
- [other] https://www.kb.cert.org/vuls/id/257161/
- [other] https://www.treck.com
- [other] https://jsof-tech.com/vulnerability-disclosure-policy/
- [other] https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.html
- [advisory] https://www.kb.cert.org/vuls/id/257161
- [other] https://www.jsof-tech.com/ripple20/
- [advisory] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC
- [other] http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt
- [other] https://security.netapp.com/advisory/ntap-20200625-0006/
- [other] https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11899

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.