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Alpine: multiple buildah packages: security update to 1.19.4-r0

high Tenable Cloud Security Plugin ID 403721

Description

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

 - An improper limitation of path name flaw was found in containernetworking/cni in versions before 0.8.1.
 When specifying the plugin to load in the 'type' field in the network configuration, it is possible to use
 special elements such as "../" separators to reference binaries elsewhere on the system. This flaw allows
 an attacker to execute other existing binaries other than the cni plugins/types, such as 'reboot'. The
 highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
 (CVE-2021-20206)

See Also

https://security.alpinelinux.org/vuln/CVE-2021-20206

Plugin Details

Severity: High

ID: 403721

Version: Revision 1.27

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: Medium

Score: 6.9

Percentile: 97.35

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2021-20206

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS:3.0/AV:N/AC:L/PR:H/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

Vulnerability Publication Date: 2/12/2021

Reference Information

CVE: CVE-2021-20206