Remote code execution in ruby-jss

KRITISCH 9.8CVE-2021-33575 · GHSA-vmfh-c547-v45h · Published 25/05/2021 · updated 17/06/2026

Kurz gesagt

CVE-2021-33575 ist eine Schwachstelle (KRITISCH (CVSS 9.8)) in ruby-jss, ruby-jss (pixar).
Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 2.6%, höher als bei 85.4% aller Schwachstellen.
Abhilfe: auf 1.6.0 oder neuer aktualisieren.

Package	Affected versions	Patched versions
ruby-jss RubyGems	`< 1.6.0`	`1.6.0`
ruby-jss pixar	`< 1.6.0`	`1.6.0`

Description

The Pixar ruby-jss gem before 1.6.0 allows remote attackers to execute arbitrary code because of the Plist gem's documented behavior of using Marshal.load during XML document processing.

NVD description

The Pixar ruby-jss gem before 1.6.0 allows remote attackers to execute arbitrary code because of the Plist gem's documented behavior of using Marshal.load during XML document processing.

References

nvd.nist.gov/vuln/detail/CVE-2021-33575 · ADVISORY
PixarAnimationStudios/ruby-jss · PACKAGE
PixarAnimationStudios/ruby-jss · WEB
GitHub Advisory GHSA-vmfh-c547-v45h · ADVISORY
patsplat/plist · WEB
rubysec/ruby-advisory-db · WEB

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