CVE-2012-2739
MEDIUM · CVSS 5.0EPSS 3.2%EU EUVD
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.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-310
- EPSS score
- 3.2% (88th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-2719)
- Published
- November 28, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-2719 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- oracle / jdk
- oracle / jdk
- oracle / jdk
- oracle / jdk
- oracle / jdk
- oracle / jdk
- oracle / jre
- oracle / jre
- oracle / jre
- oracle / jre
- oracle / jre
- oracle / jre
- oracle / openjdk
- oracle / openjdk
- oracle / openjdk
References
- http://armoredbarista.blogspot.de/2012/02/investigating-hashdos-issue.html(Exploit)
- http://mail.openjdk.java.net/pipermail/core-libs-dev/2012-May/010238.html(Vendor Advisory)
- http://www.kb.cert.org/vuls/id/903934(US Government Resource)
- 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
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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