VULNERABILITY INTELLIGENCE
CVE-2018-16860
CVSS score7.5 HIGH
EPSS probability2.49%
CISA KEVNot currently listed
Published2019-07-31
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- CWE-358: Improperly Implemented Security Check for Standard