CVE-2012-4534

Home/CVE/org/apache/tomcat/util/net/NioEndpoint.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.28, when the NIO conne

CVE

org/apache/tomcat/util/net/NioEndpoint.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.28, when the NIO conne

org/apache/tomcat/util/net/NioEndpoint.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.28, when the NIO connector is used in conjunction with sendfile and HTTPS, allows remote attackers to cause a denial of service (infinite loop) by terminating the connection during the reading of a response.

LOW · CVSS 2.6 EPSS 0.2277

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 4% of all CVEs by exploitation likelihood
Public exploit or PoC is available

Sigma rules1 YARA rules0

▤

Affected Products & Versions

apache tomcatall versions

⚠

Public Exploits & PoCs

pocissues.apache.org · show_bug.cgi?id=52858issues.apache.org

◈

Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

productmediumTomcat WebServer Logs Deleted

▣

Scoring & Timeline

2.6

LOW · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:H/Au:N/C:N/I:N/A:P

Published to NVD19 Dec 2012 · 11:55 AM

⚑

Vendor Advisories

usnUSN-1685-1
rhsaRHSA-2013:0623Important
rhsaRHSA-2013:0265Moderate
rhsaRHSA-2013:0266Moderate

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://archives.neohapsis.com/archives/bugtraq/2012-12/0043.html

http://lists.opensuse.org/opensuse-updates/2013-01/msg00051.html

http://lists.opensuse.org/opensuse-updates/2013-01/msg00061.html

http://lists.opensuse.org/opensuse-updates/2013-01/msg00080.html

http://marc.info/?l=bugtraq&m=136612293908376&w=2

http://marc.info/?l=bugtraq&m=139344343412337&w=2

Show all 18 references

http://rhn.redhat.com/errata/RHSA-2013-0623.html

http://secunia.com/advisories/57126

http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/tomcat/util/net/NioEndpoint.java?r1=1340218&r2=1340217&pathrev=1340218Patch

http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1340218&r2=1340217&pathrev=1340218Patch

http://svn.apache.org/viewvc?view=revision&revision=1340218

http://tomcat.apache.org/security-6.htmlVendor Advisory

http://tomcat.apache.org/security-7.htmlVendor Advisory

http://www.securityfocus.com/bid/56813

http://www.securitytracker.com/id?1027836

http://www.ubuntu.com/usn/USN-1685-1

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%3A19398

Intelligence Graph · click any node to traverse

CVETechnique ActorTool Family

drag to reposition · click any node to traverse · button top-right enlarges

External lookups - second-class, for what we don’t hold ourselves

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities

Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs

Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures

Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service

threatengine.sh · Open-source threat intelligence platform · 100+ authoritative sources · Every fact traces to its origin