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Echo: samba: security update to 2:4.16.0+dfsg-2

critical Tenable Self-Hosted Container Security Plugin ID 455297

Description

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

 - Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov
 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will
 issue rc4-hmac encrypted tickets despite the target server supporting better encryption (eg aes256-cts-
 hmac-sha1-96). (CVE-2022-45141)

Solution

Update the samba library and its related packages to version 2:4.16.0+dfsg-2 or later.

See Also

https://advisory.echohq.com/cve/CVE-2022-45141

Plugin Details

Severity: Critical

ID: 455297

Version: Revision 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2022-45141

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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: 1/5/2023

Reference Information

CVE: CVE-2022-45141

IAVA: 2023-A-0004-S