OS Command Injection Affecting libxstream-java package, versions <1.4.11.1-1ubuntu0.1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
97.31% (100th percentile)

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  • Snyk IDSNYK-UBUNTU2004-LIBXSTREAMJAVA-1065939
  • published29 Jan 2021
  • disclosed16 Nov 2020

Introduced: 16 Nov 2020

CVE-2020-26217  (opens in a new tab)
CWE-78  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 libxstream-java to version 1.4.11.1-1ubuntu0.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libxstream-java package and not the libxstream-java package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

XStream before version 1.4.14 is vulnerable to Remote Code Execution.The vulnerability may allow a remote attacker to run arbitrary shell commands only by manipulating the processed input stream. Only users who rely on blocklists are affected. Anyone using XStream's Security Framework allowlist is not affected. The linked advisory provides code workarounds for users who cannot upgrade. The issue is fixed in version 1.4.14.

References

CVSS Scores

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