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Red Hat: CVE-2020-26217: Important: xstream security update (RHSA-2021:0162)

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Red Hat: CVE-2020-26217: Important: xstream security update (RHSA-2021:0162)

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
11/16/2020
Created
01/20/2021
Added
01/20/2021
Modified
03/03/2021

Description

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.

Solution(s)

  • redhat-upgrade-xstream
  • redhat-upgrade-xstream-javadoc

References

  • DSA-4811
  • CVE-2020-26217

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