CVE-2012-2733
MEDIUM · CVSS 5.0EPSS 8.7%EU EUVD
java/org/apache/coyote/http11/InternalNioInputBuffer.java in the HTTP NIO connector in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.28 does not properly restrict the request-header size, which allows remote attackers to cause a denial of service (memory consumption) via a large amount of header data.
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-20
- EPSS score
- 8.7% (95th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-2713)
- Published
- November 16, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-2713 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
- apache / tomcat
and 20 more…
References
- http://lists.opensuse.org/opensuse-updates/2012-12/msg00089.html
- http://lists.opensuse.org/opensuse-updates/2012-12/msg00090.html
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00037.html
- http://marc.info/?l=bugtraq&m=136612293908376&w=2
- http://marc.info/?l=bugtraq&m=139344343412337&w=2
- http://secunia.com/advisories/51371
- http://secunia.com/advisories/57126
- http://svn.apache.org/viewvc?view=revision&revision=1350301
- http://svn.apache.org/viewvc?view=revision&revision=1356208
- http://tomcat.apache.org/security-6.html(Vendor Advisory)
- http://tomcat.apache.org/security-7.html(Vendor Advisory)
- http://www.securityfocus.com/bid/56402
- http://www.securitytracker.com/id?1027729
- http://www.ubuntu.com/usn/USN-1637-1
- https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c03748878
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19218
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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