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CVE-2018-16860

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CVE-2018-16860

Published: Jul 31, 2019

Modified: Aug 5, 2024

PUBLISHED

CVSS v3.0

7.5

HIGH

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.

VendorProductVersions

SAMBA

samba

affected
4.8.x up to, excluding 4.8.12
affected
4.9.x up to, excluding 4.9.8
affected
4.10.x up to, excluding 4.10.3

Weaknesses (CWE)

CWE-358

CVSS v3.0 Details

CVSS v3.0 Vector

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

openSUSE-SU-2019:1888
vendor-advisory
x_refsource_SUSE
GLSA-202003-52
vendor-advisory
x_refsource_GENTOO

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