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Gentoo Linux: CVE-2020-17049: Samba: Multiple Vulnerabilities

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Gentoo Linux: CVE-2020-17049: Samba: Multiple Vulnerabilities

Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
11/11/2020
Created
09/18/2023
Added
09/18/2023
Modified
01/03/2024

Description

<p>A security feature bypass vulnerability exists in the way Key Distribution Center (KDC) determines if a service ticket can be used for delegation via Kerberos Constrained Delegation (KCD).</p> <p>To exploit the vulnerability, a compromised service that is configured to use KCD could tamper with a service ticket that is not valid for delegation to force the KDC to accept it.</p> <p>The update addresses this vulnerability by changing how the KDC validates service tickets used with KCD.</p>

Solution(s)

  • gentoo-linux-upgrade-net-fs-samba

References

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