CVE-2009-0033

Description

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and mod_jk load balancing are used, allows remote attackers to cause a denial of service (application outage) via a crafted request with invalid headers, related to temporary blocking of connectors that have encountered errors, as demonstrated by an error involving a malformed HTTP Host header.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 32.44% Top 5%
Vendor Advisory marc.info Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory marc.info Vendor Advisory apple.com Vendor Advisory marc.info Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory marc.info Vendor Advisory mandriva.com Vendor Advisory sun.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory apache.org Vendor Advisory apache.org Vendor Advisory apache.org Vendor Advisory apache.org Vendor Advisory apache.org Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://tomcat.apache.org/security-4.html patch vendor advisory
http://marc.info/?l=bugtraq&m=127420533226623&w=2 vendor advisory
http://secunia.com/advisories/35326 third party advisory vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:138 vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg01246.html vendor advisory
http://www.debian.org/security/2011/dsa-2207 vendor advisory
http://secunia.com/advisories/35344 third party advisory vendor advisory
http://marc.info/?l=bugtraq&m=136485229118404&w=2 vendor advisory
http://secunia.com/advisories/37460 third party advisory
http://www.vupen.com/english/advisories/2010/3056 vdb entry
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://secunia.com/advisories/35788 third party advisory
http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html vendor advisory
http://jvn.jp/en/jp/JVN87272440/index.html third party advisory
http://www.vupen.com/english/advisories/2009/1496 vdb entry patch vendor advisory
http://marc.info/?l=bugtraq&m=133469267822771&w=2 vendor advisory
http://securitytracker.com/id?1022331 vdb entry
http://www.vupen.com/english/advisories/2009/1856 vdb entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10231 vdb entry signature
http://www.securityfocus.com/bid/35193 vdb entry patch
http://www.mandriva.com/security/advisories?name=MDVSA-2010:176 vendor advisory
http://www.securityfocus.com/archive/1/507985/100/0/threaded mailing list
http://secunia.com/advisories/42368 third party advisory
http://tomcat.apache.org/security-6.html patch vendor advisory
http://www.securityfocus.com/archive/1/504044/100/0/threaded mailing list
http://support.apple.com/kb/HT4077
http://svn.apache.org/viewvc?rev=742915&view=rev patch vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg01156.html vendor advisory
http://svn.apache.org/viewvc?rev=781362&view=rev patch vendor advisory
http://secunia.com/advisories/35685 third party advisory
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg01216.html vendor advisory
http://tomcat.apache.org/security-5.html patch vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19110 vdb entry signature
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html vendor advisory
http://marc.info/?l=bugtraq&m=129070310906557&w=2 vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:136 vendor advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-263529-1 vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/50928 vdb entry
http://www.vupen.com/english/advisories/2009/3316 vdb entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5739 vdb entry signature
https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/06cfb634bc7bf37af7d8f760f118018746ad8efbd519c4b789ac9c2e%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/8dcaf7c3894d66cb717646ea1504ea6e300021c85bb4e677dc16b1aa%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r584a714f141eff7b1c358d4679288177bd4ca4558e9999d15867d4b5%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r3aacc40356defc3f248aa504b1e48e819dd0471a0a83349080c6bcbf%40%3Cdev.tomcat.apache.org%3E mailing list

Frequently Asked Questions

What is the severity of CVE-2009-0033?
CVE-2009-0033 has been scored as a medium severity vulnerability.
How to fix CVE-2009-0033?
To fix CVE-2009-0033, 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-2009-0033 being actively exploited in the wild?
It is possible that CVE-2009-0033 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~32% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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