CVE-2012-2098

Description

Algorithmic complexity vulnerability in the sorting algorithms in bzip2 compressing stream (BZip2CompressorOutputStream) in Apache Commons Compress before 1.4.1 allows remote attackers to cause a denial of service (CPU consumption) via a file with many repeating inputs.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.64% Top 20%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory apache.org Vendor Advisory apache.org Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105060.html third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/75857 vdb entry third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081697.html third party advisory vendor advisory
http://archives.neohapsis.com/archives/bugtraq/2012-05/0130.html third party advisory mailing list
http://osvdb.org/82161 vdb entry broken link
http://www.securityfocus.com/bid/53676 vdb entry third party advisory
http://www.securitytracker.com/id?1027096 vdb entry third party advisory
http://secunia.com/advisories/49255 third party advisory vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081746.html third party advisory vendor advisory
http://secunia.com/advisories/49286 third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105049.html third party advisory vendor advisory
https://lists.apache.org/thread.html/r204ba2a9ea750f38d789d2bb429cc0925ad6133deea7cbc3001d96b5%40%3Csolr-user.lucene.apache.org%3E mailing list
http://commons.apache.org/compress/security.html vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21644047 third party advisory
http://packetstormsecurity.org/files/113014/Apache-Commons-Compress-Apache-Ant-Denial-Of-Service.html third party advisory
http://ant.apache.org/security.html vendor advisory
https://www.oracle.com/security-alerts/cpujan2021.html third party advisory
http://www.openwall.com/lists/oss-security/2023/09/13/3 mailing list

Frequently Asked Questions

What is the severity of CVE-2012-2098?
CVE-2012-2098 has been scored as a medium severity vulnerability.
How to fix CVE-2012-2098?
To fix CVE-2012-2098, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-2098 being actively exploited in the wild?
It is possible that CVE-2012-2098 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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