Improper input validation in Apache Tomcat
CVE-2009-0033
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.101 (95.1th percentile) — read the EPSS interpretation.
Affected products
- Apache Tomcat — versions 4.1.0, 4.1.1, 4.1.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secalert@redhat.com (x_refsource_HP, vendor-advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_MANDRIVA)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA)
- secalert@redhat.com (vendor-advisory, x_refsource_DEBIAN)
- secalert@redhat.com (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_HP, vendor-advisory)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (vdb-entry, x_refsource_VUPEN)
Frequently asked questions
- What is CVE-2009-0033?
- CVE-2009-0033 is a vulnerability in Apache Tomcat, classified under Improper Input Validation. Published 2009-06-05.
- Is CVE-2009-0033 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.