CVE-2009-0033
Last modified
CVE-2009-0033 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 10.05% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apache | Tomcat | 4.1.0 |
| Apache | Tomcat | 4.1.1 |
| Apache | Tomcat | 4.1.2 |
| Apache | Tomcat | 4.1.3 |
| Apache | Tomcat | 4.1.4 |
| Apache | Tomcat | 4.1.5 |
| Apache | Tomcat | 4.1.6 |
| Apache | Tomcat | 4.1.7 |
| Apache | Tomcat | 4.1.8 |
| Apache | Tomcat | 4.1.9 |
| Apache | Tomcat | 4.1.10 |
| Apache | Tomcat | 4.1.11 |
| Apache | Tomcat | 4.1.12 |
| Apache | Tomcat | 4.1.13 |
| Apache | Tomcat | 4.1.14 |
| Apache | Tomcat | 4.1.15 |
| Apache | Tomcat | 4.1.16 |
| Apache | Tomcat | 4.1.17 |
| Apache | Tomcat | 4.1.18 |
| Apache | Tomcat | 4.1.19 |
| Apache | Tomcat | 4.1.20 |
| Apache | Tomcat | 4.1.21 |
| Apache | Tomcat | 4.1.22 |
| Apache | Tomcat | 4.1.23 |
| Apache | Tomcat | 4.1.24 |
| Apache | Tomcat | 4.1.25 |
| Apache | Tomcat | 4.1.26 |
| Apache | Tomcat | 4.1.27 |
| Apache | Tomcat | 4.1.28 |
| Apache | Tomcat | 4.1.29 |
| Apache | Tomcat | 4.1.30 |
| Apache | Tomcat | 4.1.31 |
| Apache | Tomcat | 4.1.32 |
| Apache | Tomcat | 4.1.33 |
| Apache | Tomcat | 4.1.34 |
| Apache | Tomcat | 4.1.35 |
| Apache | Tomcat | 4.1.36 |
| Apache | Tomcat | 4.1.37 |
| Apache | Tomcat | 4.1.38 |
| Apache | Tomcat | 4.1.39 |
| Apache | Tomcat | 5.5.0 |
| Apache | Tomcat | 5.5.1 |
| Apache | Tomcat | 5.5.2 |
| Apache | Tomcat | 5.5.3 |
| Apache | Tomcat | 5.5.4 |
| Apache | Tomcat | 5.5.5 |
| Apache | Tomcat | 5.5.6 |
| Apache | Tomcat | 5.5.7 |
| Apache | Tomcat | 5.5.8 |
| Apache | Tomcat | 5.5.9 |
Showing 50 of 85 affected configurations. See NVD for the full list.
References
- http://secunia.com/advisories/35326Vendor Advisory
- http://secunia.com/advisories/35344Vendor Advisory
- http://svn.apache.org/viewvc?rev=742915&view=revPatch, Vendor Advisory
- http://svn.apache.org/viewvc?rev=781362&view=revPatch, Vendor Advisory
- http://tomcat.apache.org/security-4.htmlPatch, Vendor Advisory
- http://tomcat.apache.org/security-5.htmlPatch, Vendor Advisory
- http://tomcat.apache.org/security-6.htmlPatch, Vendor Advisory
- http://www.vupen.com/english/advisories/2009/1496Patch, Vendor Advisory
- http://secunia.com/advisories/35326Vendor Advisory
- http://secunia.com/advisories/35344Vendor Advisory
- http://svn.apache.org/viewvc?rev=742915&view=revPatch, Vendor Advisory
- http://svn.apache.org/viewvc?rev=781362&view=revPatch, Vendor Advisory
- http://tomcat.apache.org/security-4.htmlPatch, Vendor Advisory
- http://tomcat.apache.org/security-5.htmlPatch, Vendor Advisory
- http://tomcat.apache.org/security-6.htmlPatch, Vendor Advisory
- http://www.vupen.com/english/advisories/2009/1496Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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