Vulnerability Details CVE-2012-2739
Oracle Java SE before 7 Update 6, and OpenJDK 7 before 7u6 build 12 and 8 before build 39, computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 76.3%
CVSS Severity
CVSS v2 Score 5.0
References
- http://armoredbarista.blogspot.de/2012/02/investigating-hashdos-issue.html
- http://mail.openjdk.java.net/pipermail/core-libs-dev/2012-May/010238.html
- http://www.kb.cert.org/vuls/id/903934
- http://www.nruns.com/_downloads/advisory28122011.pdf
- http://www.ocert.org/advisories/ocert-2011-003.html
- http://www.openwall.com/lists/oss-security/2012/06/15/12
- http://www.openwall.com/lists/oss-security/2012/06/17/1
- https://bugzilla.redhat.com/show_bug.cgi?id=750533
- http://armoredbarista.blogspot.de/2012/02/investigating-hashdos-issue.html
- http://mail.openjdk.java.net/pipermail/core-libs-dev/2012-May/010238.html
- http://www.kb.cert.org/vuls/id/903934
- http://www.nruns.com/_downloads/advisory28122011.pdf
- http://www.ocert.org/advisories/ocert-2011-003.html
- http://www.openwall.com/lists/oss-security/2012/06/15/12
- http://www.openwall.com/lists/oss-security/2012/06/17/1
- https://bugzilla.redhat.com/show_bug.cgi?id=750533
Products affected by CVE-2012-2739
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cpe:2.3:a:oracle:jdk:1.5.0
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cpe:2.3:a:oracle:jdk:1.6.0
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cpe:2.3:a:oracle:jdk:1.7.0
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cpe:2.3:a:oracle:jre:1.5.0
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cpe:2.3:a:oracle:jre:1.6.0
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cpe:2.3:a:oracle:jre:1.7.0
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cpe:2.3:a:oracle:openjdk:-
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cpe:2.3:a:oracle:openjdk:1.6.0
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cpe:2.3:a:oracle:openjdk:1.7.0
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cpe:2.3:a:oracle:openjdk:1.8.0