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    CVE-2020-11899

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

    Published:Jun 17, 2020
    Last Modified:Nov 7, 2025
    EPS:Jun 17, 2020
    EPSS Score:0.45012
    CVSS Score:5.4

    CISA Notification

    Description

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

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    Mar 17, 2022
    1639 days ago
    Alert Date
    Mar 3, 2022
    1653 days ago

    Affected Products

    Vendor
    Dell
    Product
    Wyse 5030
    Vendor
    Dell
    Product
    Wyse 5030 Firmware
    Vendor
    Dell
    Product
    Wyse 5050 All-in-one
    Vendor
    Dell
    Product
    Wyse 5050 All-in-one Firmware
    Vendor
    Dell
    Product
    Wyse 7030
    Vendor
    Dell
    Product
    Wyse 7030 Firmware
    Vendor
    Treck
    Product
    Tcp\/ip

    Exploits

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

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    References

    http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt
    https://cwe.mitre.org/data/definitions/125.html
    https://jsof-tech.com/vulnerability-disclosure-policy/
    https://security.netapp.com/advisory/ntap-20200625-0006/
    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.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.html
    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://cwe.mitre.org/data/definitions/125.html
    https://jsof-tech.com/vulnerability-disclosure-policy/
    https://security.netapp.com/advisory/ntap-20200625-0006/
    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.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.html
    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
    https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11899

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High