Detections
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Alpine: multiple cloud-init packages: security update to 20.4.1-r1

medium Tenable Cloud Security Plugin ID 403858

Description

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

 - When instructing cloud-init to set a random password for a new user account, versions before 21.2 would
 write that password to the world-readable log file /var/log/cloud-init-output.log. This could allow a
 local user to log in as another user. (CVE-2021-3429)

See Also

https://security.alpinelinux.org/vuln/CVE-2021-3429

Plugin Details

Severity: Medium

ID: 403858

Version: Revision 1.28

Type: Local

Published: 10/31/2023

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2021-3429

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 3/18/2021

Reference Information

CVE: CVE-2021-3429