Detections
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SCA: security update for github.com/containers/buildah (GHSA-7638-r9r3-rmjj)

medium Tenable Self-Hosted Container Security Plugin ID 411855

Description

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

 - An information disclosure flaw was found in Buildah, when building containers using chroot isolation.
 Running processes in container builds (e.g. Dockerfile RUN commands) can access environment variables from
 parent and grandparent processes. When run in a container in a CI/CD environment, environment variables
 may include sensitive information that was shared with the container in order to be used only by Buildah
 itself (e.g. container registry credentials). (CVE-2021-3602)

See Also

https://github.com/advisories/GHSA-7638-r9r3-rmjj

Plugin Details

Severity: Medium

ID: 411855

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Low

Base Score: 1.9

Temporal Score: 1.4

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

CVSS Score Source: CVE-2021-3602

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

Patch Publication Date: 7/19/2021

Vulnerability Publication Date: 7/19/2021

Reference Information

CVE: CVE-2021-3602