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redhatcveRedhat.comRH:CVE-2022-32746
HistoryJul 27, 2022 - 3:55 p.m.

CVE-2022-32746

2022-07-2715:55:02
redhat.com
access.redhat.com
49
samba
ldap
use-after-free
audit logging
ad dc
database module
mitigation

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

EPSS

0.001

Percentile

31.6%

A flaw was found in the Samba AD LDAP server. The AD DC database audit logging module can access LDAP message values freed by a preceding database module, resulting in a use-after-free issue. This issue is only possible when modifying certain privileged attributes, such as userAccountControl.

Mitigation

Disabling the AD DC database audit logging prevents the use-after-free from occurring, as that is the only component that will access the original message.

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

EPSS

0.001

Percentile

31.6%