National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

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).

Source:  MITRE      Last Modified:  07/10/2009

Quick Info

CVE Dictionary Entry:
CVE-2009-1891
Original release date:
07/10/2009
Last revised:
09/28/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.1 HIGH
Vector:
(AV:N/AC:M/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534712 Exploit External Source MISC http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534712
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html External Source APPLE APPLE-SA-2009-11-09-1
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00006.html External Source SUSE SUSE-SA:2009:050
http://marc.info/?l=apache-httpd-dev&m=124621326524824&w=2 Exploit External Source MLIST [apache-httpd-dev] 20090628 mod_deflate DoS
http://marc.info/?l=apache-httpd-dev&m=124661528519546&w=2 External Source MLIST [apache-httpd-dev] 20090703 Re: mod_deflate DoS
http://marc.info/?l=bugtraq&m=129190899612998&w=2 External Source HP SSRT100345
http://marc.info/?l=bugtraq&m=130497311408250&w=2 External Source HP HPSBOV02683
http://security.gentoo.org/glsa/glsa-200907-04.xml External Source GENTOO GLSA-200907-04
http://support.apple.com/kb/HT3937 External Source CONFIRM http://support.apple.com/kb/HT3937
http://wiki.rpath.com/Advisories:rPSA-2009-0142 External Source CONFIRM http://wiki.rpath.com/Advisories:rPSA-2009-0142
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0142 External Source CONFIRM http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0142
http://www.debian.org/security/2009/dsa-1834 External Source DEBIAN DSA-1834
http://www.mandriva.com/security/advisories?name=MDVSA-2009:149 Patch External Source MANDRIVA MDVSA-2009:149
http://www.redhat.com/support/errata/RHSA-2009-1156.html External Source REDHAT RHSA-2009:1156
http://www.securityfocus.com/archive/1/archive/1/507857/100/0/threaded External Source BUGTRAQ 20091113 rPSA-2009-0142-2 httpd mod_ssl
http://www.securitytracker.com/id?1022529 External Source SECTRACK 1022529
http://www.ubuntu.com/usn/USN-802-1 External Source UBUNTU USN-802-1
http://www.vupen.com/english/advisories/2009/1841 Vendor Advisory External Source VUPEN ADV-2009-1841
http://www.vupen.com/english/advisories/2009/3184 Vendor Advisory External Source VUPEN ADV-2009-3184
http://www-01.ibm.com/support/docview.wss?uid=swg1PK91361 External Source AIXAPAR PK91361
http://www-01.ibm.com/support/docview.wss?uid=swg1PK99480 External Source AIXAPAR PK99480
https://bugzilla.redhat.com/show_bug.cgi?id=509125 Patch External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=509125
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12361 External Source OVAL oval:org.mitre.oval:def:12361
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8632 External Source OVAL oval:org.mitre.oval:def:8632
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9248 External Source OVAL oval:org.mitre.oval:def:9248
https://rhn.redhat.com/errata/RHSA-2009-1148.html Patch External Source REDHAT RHSA-2009:1148
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01363.html External Source FEDORA FEDORA-2009-8812

References to Check Content

Identifier:
oval:org.mitre.oval:def:12361
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:12361
Identifier:
oval:org.mitre.oval:def:8632
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:8632
Identifier:
oval:org.mitre.oval:def:9248
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:9248

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:apache:http_server:0.8.11:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:0.8.14:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.2.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.7:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.13:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.14:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.18:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.19:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.20:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.22:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.23:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.27:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.29:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.31:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.33:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.38:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.99:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.28:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.34:beta:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.38:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.39:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.40:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.41:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.42:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.45:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.46:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.47:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.48:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.49:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.50:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.51:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.52:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.53:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.54:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.55:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.56:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.57:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.58:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.59:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.60:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.61:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.5:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.7:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.8:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.1.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.5:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.7:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.8:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.10:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*    versions up to (including) 2.2.11

Denotes Vulnerable Software
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