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CVE-2023-5568

Published: Oct 24, 2023

Modified: Sep 2, 2025

PUBLISHED

CVSS v3.1

5.9

MEDIUM

Description

A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.

Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 6	All versions
Red Hat	Red Hat Enterprise Linux 7	All versions
Red Hat	Red Hat Enterprise Linux 8	All versions
Red Hat	Red Hat Enterprise Linux 9	All versions
Red Hat	Red Hat Storage 3	All versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

References

https://access.redhat.com/security/cve/CVE-2023-5568

vdb-entry

x_refsource_REDHAT

issue-tracking

x_refsource_REDHAT

https://bugzilla.samba.org/show_bug.cgi?id=15491

https://www.samba.org/samba/history/samba-4.19.2.html

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