Alpine: openssh: security update to 8.1_p1-r1

high Tenable Cloud Security Plugin ID 406060

Description

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

- sshd in OpenSSH 6.2 through 8.x before 8.8, when certain non-default configurations are used, allows
privilege escalation because supplemental groups are not initialized as expected. Helper programs for
AuthorizedKeysCommand and AuthorizedPrincipalsCommand may run with privileges associated with group
memberships of the sshd process, if the configuration specifies running the command as a different user.
(CVE-2021-41617)

Plugin Details

Severity: High

ID: 406060

Version: Revision 1.31

Type: Local

Family: Alpine Linux Local Security Checks

Published: 10/31/2023

Updated: 6/30/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.9

Percentile: 96.98

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.4

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

CVSS Score Source: CVE-2021-41617

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.3

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 9/26/2021

Reference Information

CVE: CVE-2021-41617

IAVA: 2021-A-0474-S

Detections

Analytics