Executive Summary

Summary
Title Apache 2 vulnerabilities
Informations
Name USN-177-1 First vendor Publication 2005-09-07
Vendor Ubuntu Last vendor Modification 2005-09-07
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 10 Attack Range Network
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects the following Ubuntu releases:

Ubuntu 4.10 (Warty Warthog) Ubuntu 5.04 (Hoary Hedgehog)

The following packages are affected:

apache2-mpm-perchild apache2-mpm-prefork apache2-mpm-threadpool apache2-mpm-worker libapache-mod-ssl

The problem can be corrected by upgrading the affected package to version 2.0.50-12ubuntu4.8 (for Ubuntu 4.10), or 2.0.53-5ubuntu5.3 (for Ubuntu 5.04). In general, a standard system upgrade is sufficient to effect the necessary changes.

Details follow:

Apache did not honour the "SSLVerifyClient require" directive within a block if the surrounding block contained a directive "SSLVerifyClient optional". This allowed clients to bypass client certificate validation on servers with the above configuration. (CAN-2005-2700)

Filip Sneppe discovered a Denial of Service vulnerability in the byte range filter handler. By requesting certain large byte ranges, a remote attacker could cause memory exhaustion in the server. (CAN-2005-2728)

The updated libapache-mod-ssl also fixes two older Denial of Service vulnerabilities: A format string error in the ssl_log() function which could be exploited to crash the server (CAN-2004-0700), and a flaw in the SSL cipher negotiation which could be exploited to terminate a session (CAN-2004-0885). Please note that Apache 1.3 and libapache-mod-ssl are not officially supported (they are in the "universe" component of the Ubuntu archive).

Original Source

Url : http://www.ubuntu.com/usn/USN-177-1

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:10017
 
Oval ID: oval:org.mitre.oval:def:10017
Title: The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.
Description: The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.
Family: unix Class: vulnerability
Reference(s): CVE-2005-2728
Version: 5
Platform(s): Red Hat Enterprise Linux 3
CentOS Linux 3
Red Hat Enterprise Linux 4
CentOS Linux 4
Oracle Linux 4
Product(s):
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:10384
 
Oval ID: oval:org.mitre.oval:def:10384
Title: The mod_ssl module in Apache 2.0.35 through 2.0.52, when using the "SSLCipherSuite" directive in directory or location context, allows remote clients to bypass intended restrictions by using any cipher suite that is allowed by the virtual host configuration.
Description: The mod_ssl module in Apache 2.0.35 through 2.0.52, when using the "SSLCipherSuite" directive in directory or location context, allows remote clients to bypass intended restrictions by using any cipher suite that is allowed by the virtual host configuration.
Family: unix Class: vulnerability
Reference(s): CVE-2004-0885
Version: 5
Platform(s): Red Hat Enterprise Linux 3
CentOS Linux 3
Product(s):
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:10416
 
Oval ID: oval:org.mitre.oval:def:10416
Title: ssl_engine_kernel.c in mod_ssl before 2.8.24, when using "SSLVerifyClient optional" in the global virtual host configuration, does not properly enforce "SSLVerifyClient require" in a per-location context, which allows remote attackers to bypass intended access restrictions.
Description: ssl_engine_kernel.c in mod_ssl before 2.8.24, when using "SSLVerifyClient optional" in the global virtual host configuration, does not properly enforce "SSLVerifyClient require" in a per-location context, which allows remote attackers to bypass intended access restrictions.
Family: unix Class: vulnerability
Reference(s): CVE-2005-2700
Version: 5
Platform(s): Red Hat Enterprise Linux 3
CentOS Linux 3
Red Hat Enterprise Linux 4
CentOS Linux 4
Oracle Linux 4
Product(s):
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:1246
 
Oval ID: oval:org.mitre.oval:def:1246
Title: VirusVault CGI Byterange Request DoS
Description: The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.
Family: unix Class: vulnerability
Reference(s): CVE-2005-2728
Version: 2
Platform(s): HP-UX 11
Product(s): Apache
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:1727
 
Oval ID: oval:org.mitre.oval:def:1727
Title: Webproxy CGI Byterange Request DoS
Description: The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.
Family: unix Class: vulnerability
Reference(s): CVE-2005-2728
Version: 2
Platform(s): HP-UX 11
Product(s): Apache
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:760
 
Oval ID: oval:org.mitre.oval:def:760
Title: Apache HTTP Byte-range DoS Vulnerability
Description: The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.
Family: unix Class: vulnerability
Reference(s): CVE-2005-2728
Version: 1
Platform(s): HP-UX 11
Product(s): Apache
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 139
Application 43
Os 2
Os 2
Os 1

OpenVAS Exploits

Date Description
2010-02-03 Name : Solaris Update for Apache 1.3 122912-19
File : nvt/gb_solaris_122912_19.nasl
2010-02-03 Name : Solaris Update for Apache 1.3 122911-19
File : nvt/gb_solaris_122911_19.nasl
2009-11-17 Name : Mac OS X Version
File : nvt/macosx_version.nasl
2009-10-13 Name : Solaris Update for Apache 1.3 122912-17
File : nvt/gb_solaris_122912_17.nasl
2009-10-13 Name : Solaris Update for Apache 1.3 122911-17
File : nvt/gb_solaris_122911_17.nasl
2009-10-10 Name : SLES9: Security update for Apache2
File : nvt/sles9p5021652.nasl
2009-10-10 Name : SLES9: Security update for apache
File : nvt/sles9p5014050.nasl
2009-10-10 Name : SLES9: Security update for apache2,apache2-prefork,apache2-worker
File : nvt/sles9p5013454.nasl
2009-10-10 Name : SLES9: Security update for apache2
File : nvt/sles9p5009713.nasl
2009-09-23 Name : Solaris Update for Apache 1.3 122911-16
File : nvt/gb_solaris_122911_16.nasl
2009-09-23 Name : Solaris Update for Apache 1.3 122912-16
File : nvt/gb_solaris_122912_16.nasl
2009-06-03 Name : Solaris Update for Apache 1.3 122911-15
File : nvt/gb_solaris_122911_15.nasl
2009-06-03 Name : Solaris Update for Apache 1.3 122912-15
File : nvt/gb_solaris_122912_15.nasl
2009-05-05 Name : HP-UX Update for HP-UX Pkg HPSBUX01123
File : nvt/gb_hp_ux_HPSBUX01123.nasl
2009-05-05 Name : HP-UX Update for Apache HPSBUX01232
File : nvt/gb_hp_ux_HPSBUX01232.nasl
2008-09-24 Name : Gentoo Security Advisory GLSA 200410-21 (apache)
File : nvt/glsa_200410_21.nasl
2008-09-24 Name : Gentoo Security Advisory GLSA 200509-12 (Apache)
File : nvt/glsa_200509_12.nasl
2008-09-24 Name : Gentoo Security Advisory GLSA 200508-15 (apache)
File : nvt/glsa_200508_15.nasl
2008-09-04 Name : FreeBSD Ports: apache+mod_ssl
File : nvt/freebsd_apache+mod_ssl.nasl
2008-09-04 Name : FreeBSD Ports: ru-apache+mod_ssl
File : nvt/freebsd_ru-apache+mod_ssl.nasl
2008-01-17 Name : Debian Security Advisory DSA 807-1 (libapache-mod-ssl)
File : nvt/deb_807_1.nasl
2008-01-17 Name : Debian Security Advisory DSA 805-1 (apache2)
File : nvt/deb_805_1.nasl
2008-01-17 Name : Debian Security Advisory DSA 532-2 (libapache-mod-ssl)
File : nvt/deb_532_2.nasl
2008-01-17 Name : Debian Security Advisory DSA 532-1 (libapache-mod-ssl)
File : nvt/deb_532_1.nasl
2005-11-03 Name : mod_ssl hook functions format string vulnerability
File : nvt/mod_ssl_hook_functions_format_string_vuln.nasl
0000-00-00 Name : Slackware Advisory SSA:2005-251-02 mod_ssl
File : nvt/esoft_slk_ssa_2005_251_02.nasl
0000-00-00 Name : Slackware Advisory SSA:2004-299-01 apache, mod_ssl, php
File : nvt/esoft_slk_ssa_2004_299_01.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
19188 Apache HTTP Server mod_ssl SSLVerifyClient Per-location Context Restriction B...

mod_ssl contains a flaw that may allow a malicious user to bypass certain security restrictions. The issue is due to an error in enforcing client-based certificate authentication ("SSLVerifyClient require") in per-location context, if "SSLVerifyClient optional" was configured in the global virtual host configuration. It is possible that the flaw may allow an attacker to bypass client-based certificate authentication, resulting in a loss of confidentiality or integrity.
18977 Apache HTTP Server Crafted HTTP Range Header DoS

10637 Apache HTTP Server mod_ssl SSLCipherSuite Access Restriction Bypass

Apache mod_ssl SSL CipherSuite contains a flaw that may allow a malicious user to bypass SSL CipherSuite access restrictions. The issue is triggered when the SSL CipherSuite directive is used with a directory context to require a restricted set of cipher suites. An attacker can use an alternate ciphersuite possibly allowing them to bypass access restrictions resulting in a loss of confidentiality and/or integrity.
7929 Apache HTTP Server mod_ssl ssl_engine_log.c mod_proxy Hook Function Remote Fo...

The mod_ssl ssl_log function in Apache contains a flaw that may allow an attacker to execute arbitrary messages. The issue is triggered due to a ssl_log() format string error within the 'mod_proxy' hook functions. It is possible that the flaw may allow an attacker to execute arbitrary messages via format string specifiers in certain log messages for HTTPS resulting in a loss of integrity.

Snort® IPS/IDS

Date Description
2014-01-10 Apache Byte-Range Filter denial of service attempt
RuleID : 21260 - Revision : 8 - Type : SERVER-APACHE
2014-01-10 Apache Byte-Range Filter denial of service attempt
RuleID : 17354 - Revision : 8 - Type : SERVER-APACHE
2014-01-10 Apache mod_ssl hook functions format string attempt
RuleID : 15980 - Revision : 7 - Type : SERVER-APACHE

Nessus® Vulnerability Scanner

Date Description
2013-01-24 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2008-0523.nasl - Type : ACT_GATHER_INFO
2010-01-10 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2008-0524.nasl - Type : ACT_GATHER_INFO
2010-01-10 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2008-0261.nasl - Type : ACT_GATHER_INFO
2009-04-23 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_18974c8a1fbd11d9814e0001020eed82.nasl - Type : ACT_GATHER_INFO
2009-04-23 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_4238151d207a11d9bfe20090962cff2a.nasl - Type : ACT_GATHER_INFO
2008-03-26 Name : The remote version of Apache is affected by multiple vulnerabilities.
File : apache_2_0_55.nasl - Type : ACT_GATHER_INFO
2007-02-18 Name : The remote host is missing a vendor-supplied security patch
File : suse_SA_2006_051.nasl - Type : ACT_GATHER_INFO
2006-07-03 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2005-608.nasl - Type : ACT_GATHER_INFO
2006-03-21 Name : The remote HP-UX host is missing a security-related patch.
File : hpux_PHSS_34163.nasl - Type : ACT_GATHER_INFO
2006-03-21 Name : The remote HP-UX host is missing a security-related patch.
File : hpux_PHSS_34123.nasl - Type : ACT_GATHER_INFO
2006-01-15 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-177-1.nasl - Type : ACT_GATHER_INFO
2005-11-30 Name : The remote operating system is missing a vendor-supplied patch.
File : macosx_SecUpd2005-009.nasl - Type : ACT_GATHER_INFO
2005-10-05 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2005-251-02.nasl - Type : ACT_GATHER_INFO
2005-10-05 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2005-161.nasl - Type : ACT_GATHER_INFO
2005-10-05 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200509-12.nasl - Type : ACT_GATHER_INFO
2005-09-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2005-849.nasl - Type : ACT_GATHER_INFO
2005-09-17 Name : The remote Red Hat host is missing a security update.
File : redhat-RHSA-2005-773.nasl - Type : ACT_GATHER_INFO
2005-09-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2005-848.nasl - Type : ACT_GATHER_INFO
2005-09-13 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-807.nasl - Type : ACT_GATHER_INFO
2005-09-12 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-805.nasl - Type : ACT_GATHER_INFO
2005-09-12 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2005-608.nasl - Type : ACT_GATHER_INFO
2005-08-30 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200508-15.nasl - Type : ACT_GATHER_INFO
2005-08-18 Name : The remote host is missing a Mac OS X update that fixes various security issues.
File : macosx_SecUpd2005-007.nasl - Type : ACT_GATHER_INFO
2005-08-08 Name : The remote HP-UX host is missing a security-related patch.
File : hpux_PHSS_33075.nasl - Type : ACT_GATHER_INFO
2005-07-13 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2004-299-01.nasl - Type : ACT_GATHER_INFO
2004-12-14 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2004-600.nasl - Type : ACT_GATHER_INFO
2004-12-02 Name : The remote host is missing a Mac OS X update that fixes a security issue.
File : macosx_SecUpd20041202.nasl - Type : ACT_GATHER_INFO
2004-11-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2004-420.nasl - Type : ACT_GATHER_INFO
2004-11-13 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2004-562.nasl - Type : ACT_GATHER_INFO
2004-11-02 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2004-122.nasl - Type : ACT_GATHER_INFO
2004-10-22 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200410-21.nasl - Type : ACT_GATHER_INFO
2004-09-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-532.nasl - Type : ACT_GATHER_INFO
2004-09-09 Name : The remote Red Hat host is missing a security update.
File : redhat-RHSA-2004-408.nasl - Type : ACT_GATHER_INFO
2004-07-31 Name : The remote Mandrake Linux host is missing a security update.
File : mandrake_MDKSA-2004-075.nasl - Type : ACT_GATHER_INFO
2004-07-16 Name : The remote web server is using a module that is affected by a remote code exe...
File : mod_ssl_hook_functions_format_string_vuln.nasl - Type : ACT_GATHER_INFO
2004-07-06 Name : The remote host is using an unsupported version of Mac OS X.
File : macosx_version.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 12:01:43
  • Multiple Updates