CVE-2020-11899

medium

Description

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

References

https://www.kb.cert.org/vuls/id/257161/

https://www.kb.cert.org/vuls/id/257161

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.html

https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC

https://security.netapp.com/advisory/ntap-20200625-0006/

https://www.edgescan.com/wp-content/uploads/2024/03/2023-Vulnerability-Statistics-Report.pdf

https://www.tenable.com/cyber-exposure/2020-threat-landscape-retrospective

https://www.tenable.com/blog/cve-2020-11896-cve-2020-11897-cve-2020-11901-ripple20-zero-day-vulnerabilities-in-treck-tcpip

https://www.treck.com

https://www.jsof-tech.com/ripple20/

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11899

https://jsof-tech.com/vulnerability-disclosure-policy/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-4236

https://cwe.mitre.org/data/definitions/125.html

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt

Details

Source: Mitre, NVD

Published: 2020-06-17

Updated: 2026-06-17

Named Vulnerability: Ripple20Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 4.8

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Severity: Medium

EPSS

EPSS: 0.1842