Executive Summary

Summary
Title New mod_ssl packages fix acl restriction bypass
Informations
Name DSA-807 First vendor Publication 2005-09-12
Vendor Debian Last vendor Modification 2005-09-12
Severity (Vendor) N/A Revision 1

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 problem has been discovered in mod_ssl, which provides strong cryptography (HTTPS support) for Apache that allows remote attackers to bypass access restrictions.

For the old stable distribution (woody) this problem has been fixed in version 2.8.9-2.5.

For the stable distribution (sarge) this problem has been fixed in version 2.8.22-1sarge1.

For the unstable distribution (sid) this problem has been fixed in version 2.8.24-1.

We recommend that you upgrade your libapache-mod-ssl package.

Original Source

Url : http://www.debian.org/security/2005/dsa-807

OVAL Definitions

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:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 139
Os 2
Os 2

OpenVAS Exploits

Date Description
2010-02-03 Name : Solaris Update for Apache 1.3 122911-19
File : nvt/gb_solaris_122911_19.nasl
2010-02-03 Name : Solaris Update for Apache 1.3 122912-19
File : nvt/gb_solaris_122912_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 122911-17
File : nvt/gb_solaris_122911_17.nasl
2009-10-13 Name : Solaris Update for Apache 1.3 122912-17
File : nvt/gb_solaris_122912_17.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/sles9p5021652.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 Apache HPSBUX01232
File : nvt/gb_hp_ux_HPSBUX01232.nasl
2008-09-24 Name : Gentoo Security Advisory GLSA 200509-12 (Apache)
File : nvt/glsa_200509_12.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 807-1 (libapache-mod-ssl)
File : nvt/deb_807_1.nasl
0000-00-00 Name : Slackware Advisory SSA:2005-251-02 mod_ssl
File : nvt/esoft_slk_ssa_2005_251_02.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.

Nessus® Vulnerability Scanner

Date Description
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
2006-01-15 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 Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200509-12.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
2005-09-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2005-848.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
2005-09-13 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

Alert History

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Date Informations
2014-02-17 11:34:20
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