CVE Database›CVE-2020-10700

CVE-2020-10700

samba: Use-after-free in Samba AD DC LDAP Server with ASQ

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · April 28, 2020

Updated · January 14, 2026

Description

A use-after-free flaw was found in the way samba AD DC LDAP servers, handled 'Paged Results' control is combined with the 'ASQ' control. A malicious user in a samba AD could use this flaw to cause denial of service. This issue affects all samba versions before 4.10.15, before 4.11.8 and before 4.12.2.

Statement

This flaw does not affect the version of samba shipped with Red Hat Enterprise Linux as there is no support for samba as an Active Directory Domain Controller (AD DC). Similarly, the version of samba shipped with Red Hat Gluster Storage 3 is also not supported for use as an AD DC and, thus, is not affected by this vulnerability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-416 · Use After Free