CVEvulnerability

CVE-2018-16860

7.5 HIGH Published 2019-07-31 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-07-31
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.0 MEDIUM — AV:N/AC:M/Au:S/C:P/I:P/A:P
Weaknesses
CWE-358

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.

Affected configurations

• samba samba (>= 4.8.0 < 4.8.12) • samba samba (>= 4.9.0 < 4.9.8) • samba samba (>= 4.10.0 < 4.10.3) • heimdal project heimdal (>= 0.8 <= 7.5.0)

Related

Weakness · CWE (1)

  • CWE-358 Improperly Implemented Security Check for Standard weakness

References