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OpenAdvisories
Critical · 9.8 CVE-2019-18658 EUVD-2022-4688GHSA-p5pc-m4q7-7qm9GO-2023-1938

Helm Unsafe Link Following

Published Nov 12, 2019 · Updated Aug 5, 2024 · Assigned by mitre

Description

In Helm 2.x before 2.15.2, commands that deal with loading a chart as a directory or packaging a chart provide an opportunity for a maliciously designed chart to include sensitive content such as /etc/passwd, or to execute a denial of service (DoS) via a special file such as /dev/urandom, via symlinks. No version of Tiller is known to be impacted. This is a client-only issue.

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
SLES 15 SP4 helm-mirror 0.3.1-150000.1.13.1 SUSE-SU-2022:1888-1
SLES 15 SP3 helm-mirror 0.3.1-150000.1.13.1 SUSE-SU-2022:1888-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed helm-mirror 0.3.1-1.9 openSUSE-SU-2024:10842-1
openSUSE Leap 15.4 helm-mirror 0.3.1-150000.1.13.1 SUSE-SU-2022:1888-1
openSUSE Leap 15.3 helm-mirror 0.3.1-150000.1.13.1 SUSE-SU-2022:1888-1

Affected packages

EcosystemPackageAffectedFixedRecord
Go helm.sh/helm >= 2.0.0, < 2.15.2 2.15.2 GHSA-p5pc-m4q7-7qm9
Go helm.sh/helm >= 2.0.0+incompatible, < 2.15.2+incompatible 2.15.2+incompatible GO-2023-1938

Advisories 2

References