U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2009-1891 Detail

Description

The mod_deflate module in Apache httpd 2.2.11 and earlier compresses large files until completion even after the associated network connection is closed, which allows remote attackers to cause a denial of service (CPU consumption).


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534712 Exploit 
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html Broken Link  Mailing List 
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00006.html Mailing List  Third Party Advisory 
http://marc.info/?l=apache-httpd-dev&m=124621326524824&w=2 Exploit  Issue Tracking  Mailing List  Third Party Advisory 
http://marc.info/?l=apache-httpd-dev&m=124661528519546&w=2 Issue Tracking  Mailing List  Third Party Advisory 
http://marc.info/?l=bugtraq&m=129190899612998&w=2 Issue Tracking  Mailing List  Third Party Advisory 
http://marc.info/?l=bugtraq&m=130497311408250&w=2 Issue Tracking  Mailing List  Third Party Advisory 
http://security.gentoo.org/glsa/glsa-200907-04.xml Third Party Advisory 
http://support.apple.com/kb/HT3937 Broken Link 
http://wiki.rpath.com/Advisories:rPSA-2009-0142 Broken Link 
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0142 Broken Link 
http://www-01.ibm.com/support/docview.wss?uid=swg1PK91361 Third Party Advisory 
http://www-01.ibm.com/support/docview.wss?uid=swg1PK99480 Third Party Advisory 
http://www.debian.org/security/2009/dsa-1834 Third Party Advisory 
http://www.mandriva.com/security/advisories?name=MDVSA-2009:149 Broken Link  Patch 
http://www.redhat.com/support/errata/RHSA-2009-1156.html Third Party Advisory 
http://www.securityfocus.com/archive/1/507857/100/0/threaded Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id?1022529 Broken Link  Third Party Advisory  VDB Entry 
http://www.ubuntu.com/usn/USN-802-1 Third Party Advisory 
http://www.vupen.com/english/advisories/2009/1841 Permissions Required  Vendor Advisory 
http://www.vupen.com/english/advisories/2009/3184 Permissions Required  Vendor Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=509125 Issue Tracking  Patch  Third Party Advisory 
https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r7dd6be4dc38148704f2edafb44a8712abaa3a2be120d6c3314d55919%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r84d043c2115176958562133d96d851495d712aa49da155d81f6733be%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rc4c53a0d57b2771ecd4b965010580db355e38137c8711311ee1073a8%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12361 Third Party Advisory 
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8632 Third Party Advisory 
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9248 Third Party Advisory 
https://rhn.redhat.com/errata/RHSA-2009-1148.html Third Party Advisory 
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01363.html Mailing List  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-400 Uncontrolled Resource Consumption cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

14 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-1891
NVD Published Date:
07/10/2009
NVD Last Modified:
02/12/2023
Source:
Red Hat, Inc.