Executive Summary

Informations
Name CVE-2021-43859 First vendor Publication 2022-02-01
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43859

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 7
Application 1
Application 4
Application 1
Application 1
Application 5
Application 2
Os 1
Os 2

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
CONFIRM https://github.com/x-stream/xstream/security/advisories/GHSA-rmr5-cpv2-vgjf
MISC https://github.com/x-stream/xstream/commit/e8e88621ba1c85ac3b8620337dd672e0c0...
https://www.oracle.com/security-alerts/cpuapr2022.html
https://x-stream.github.io/CVE-2021-43859.html
MLIST http://www.openwall.com/lists/oss-security/2022/02/09/1
https://lists.debian.org/debian-lts-announce/2022/02/msg00018.html
N/A https://www.oracle.com/security-alerts/cpujul2022.html

Alert History

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Date Informations
2023-11-07 21:32:59
  • Multiple Updates
2022-10-06 02:08:35
  • Multiple Updates
2022-08-09 09:27:24
  • Multiple Updates
2022-07-30 09:27:37
  • Multiple Updates
2022-07-26 00:29:39
  • Multiple Updates
2022-04-20 09:23:08
  • Multiple Updates
2022-03-04 21:23:09
  • Multiple Updates
2022-02-16 05:23:04
  • Multiple Updates
2022-02-14 17:23:03
  • Multiple Updates
2022-02-09 21:23:06
  • Multiple Updates
2022-02-04 21:22:57
  • Multiple Updates
2022-02-01 17:22:54
  • First insertion