XStream is an open source java library to serialize objects to XML and back again. Versions prior to 1.4.19 may allow a remote attacker to allocate 100% CPU time on the target system depending on CPU type or parallel execution of such a payload resulting in a denial of service only by manipulating the processed input stream. XStream 1.4.19 monitors and accumulates the time it takes to add elements to collections and throws an exception if a set threshold is exceeded. Users are advised to upgrade as soon as possible. Users unable to upgrade may set the NO_REFERENCE mode to prevent recursion. See GHSA-rmr5-cpv2-vgjf for further details on a workaround if an upgrade is not possible.
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History
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MITRE
Status: PUBLISHED
Assigner: GitHub_M
Published: 2022-02-01T12:08:57
Updated: 2024-08-04T04:10:17.199Z
Reserved: 2021-11-16T00:00:00
Link: CVE-2021-43859
Vulnrichment
No data.
NVD
Status : Modified
Published: 2022-02-01T12:15:08.080
Modified: 2024-11-21T06:29:56.893
Link: CVE-2021-43859
Redhat