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Alpine Linux: CVE-2018-16860: heimdal S4U2Self with unkeyed checksum

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Alpine Linux: CVE-2018-16860: heimdal S4U2Self with unkeyed checksum

Severity
6
CVSS
(AV:N/AC:M/Au:S/C:P/I:P/A:P)
Published
05/30/2019
Created
06/07/2019
Added
06/06/2019
Modified
12/27/2019

Description

A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.

Solution(s)

  • alpine-linux-upgrade-heimdal
  • alpine-linux-upgrade-samba

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