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Echo: samba: security update to 2:4.12.5+dfsg-1

medium Tenable Cloud Security Plugin ID 464122

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - A NULL pointer dereference, or possible use-after-free flaw was found in Samba AD LDAP server in versions
 before 4.10.17, before 4.11.11 and before 4.12.4. Although some versions of Samba shipped with Red Hat
 Enterprise Linux do not support Samba in AD mode, the affected code is shipped with the libldb package.
 This flaw allows an authenticated user to possibly trigger a use-after-free or NULL pointer dereference.
 The highest threat from this vulnerability is to system availability. (CVE-2020-10730)

Solution

Update the samba library and its related packages to version 2:4.12.5+dfsg-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2020-10730

Plugin Details

Severity: Medium

ID: 464122

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS Score Source: CVE-2020-10730

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 6/2/2026

Vulnerability Publication Date: 7/2/2020

Reference Information

CVE: CVE-2020-10730

IAVA: 2020-A-0288-S