Apache mod_python Module Malformed Query Denial of Service Vulnerability

BID:9129

Info

Apache mod_python Module Malformed Query Denial of Service Vulnerability

Bugtraq ID: 9129
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2003-0973
CVE-2004-0096
Remote: Yes
Local: No
Published: Nov 29 2003 12:00AM
Updated: Jul 12 2009 12:56AM
Credit: This issue was reported by the vendor.
Vulnerable: Turbolinux Turbolinux Workstation 8.0
Turbolinux Turbolinux Server 8.0
Turbolinux Appliance Server Workgroup Edition 1.0
Turbolinux Appliance Server Hosting Edition 1.0
SGI ProPack 2.4
SGI ProPack 2.3
Redhat Fedora Core3
Redhat Fedora Core2
Gregory Trubetskoy mod_python 3.0.3
Gregory Trubetskoy mod_python 3.0.2
Gregory Trubetskoy mod_python 3.0.1
Gregory Trubetskoy mod_python 3.0
Gregory Trubetskoy mod_python 2.7.9
+ Conectiva Linux Enterprise Edition 1.0
Gregory Trubetskoy mod_python 2.7.8
+ Debian Linux 3.0 sparc
 + Debian Linux 3.0 s/390
 + Debian Linux 3.0 ppc
 + Debian Linux 3.0 mipsel
 + Debian Linux 3.0 mips
 + Debian Linux 3.0 m68k
 + Debian Linux 3.0 ia-64
 + Debian Linux 3.0 ia-32
 + Debian Linux 3.0 hppa
 + Debian Linux 3.0 arm
 + Debian Linux 3.0 alpha
 + Debian Linux 3.0
Gregory Trubetskoy mod_python 2.7.7
Gregory Trubetskoy mod_python 2.7.6
- FreeBSD FreeBSD 4.5
- FreeBSD FreeBSD 4.4
- FreeBSD FreeBSD 4.3
- FreeBSD FreeBSD 4.2
- FreeBSD FreeBSD 4.1.1
+ Redhat Linux 7.2 ia64
 + Redhat Linux 7.2 i686
 + Redhat Linux 7.2 i586
 + Redhat Linux 7.2 i386
 + Redhat Linux 7.2
Gregory Trubetskoy mod_python 2.7.5
Gregory Trubetskoy mod_python 2.7.4
Gregory Trubetskoy mod_python 2.7.3
Gregory Trubetskoy mod_python 2.7.2
Gregory Trubetskoy mod_python 2.7.1
Gregory Trubetskoy mod_python 2.7
Not Vulnerable: Gregory Trubetskoy mod_python 3.0.4
Gregory Trubetskoy mod_python 2.7.10
Gregory Trubetskoy mod_python 2.7.9
+ Conectiva Linux Enterprise Edition 1.0

Discussion

Apache mod_python Module Malformed Query Denial of Service Vulnerability

Apache has reported that some versions of mod_python may be prone to denial of service attacks when handling malformed queries. The details regarding this vulnerability are currently unknown, however the vendor has stated that a remote user may be capable of crashing a vulnerable Apache server.

Exploit / POC

Apache mod_python Module Malformed Query Denial of Service Vulnerability

Currently we are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

Solution / Fix

Apache mod_python Module Malformed Query Denial of Service Vulnerability

Solution:
Updated mod_python packages have been released to address this issue. Users are Apache 1.3.x are advised to upgrade to 2.7.9 whereas, users of Apache 2.x are advised to upgrade 3.0.4.

The vendor has reported that this issue was not fixed properly in upgrade 2.7.9, therefore the vendor has released upgrade 2.7.10 to address this issue. Users of version 2.7.9 and prior are advised to upgrade to 2.7.10.

Conectiva have released a security advisory (CLA-2004:837), and updates to address this issue in Conectiva products. Users are advised to apply these updates as soon as possible, further details regarding obtaining and installing these updates can be found in the referenced advisory.

Turbolinux have released a security advisory (TLSA-2004-13), and updates to address this issue in Turbolinux products. Users are advised to apply these updates as soon as possible, further details regarding obtaining and installing these updates can be found in the referenced advisory.

Gentoo has released an advisory GLSA 200401-03 to address this issue. Please see the referenced advisory for more information. Users may upgrade to the fixed version by carrying out the following commands:

emerge sync
emerge -pv ">=dev-python/mod_python-2.7.10"
emerge ">=dev-python/mod_python-2.7.10"
/etc/init.d/apache restart

RedHat Fedora patches have been made available.

RedHat has released an advisory RHSA-2004:063-01 to address this issue. Please see the referenced advisory for more information.

RedHat has released an advisory RHSA-2004:058-08 to address this issue. Please see web references for more information.

Debian has issued fixes. See advisory DSA-452-1 in the reference section.

SGI has released an advisory 20040301-01-U with fixes to address this and other issues. Please see the referenced advisory for more information.

Conectiva has released an advisory and patches for their Enterprise Linux distribution.

Fedora has released advisories FEDORA-2005-105 and FEDORA-2005-106 for Fedora Core 2 and 3. These advisories address various issue. Please see the referenced advisories for more information.


SGI ProPack 2.3

SGI ProPack 2.4

Gregory Trubetskoy mod_python 2.7

Gregory Trubetskoy mod_python 2.7.1

Gregory Trubetskoy mod_python 2.7.2

Gregory Trubetskoy mod_python 2.7.3

Gregory Trubetskoy mod_python 2.7.4

Gregory Trubetskoy mod_python 2.7.5

Gregory Trubetskoy mod_python 2.7.6

Gregory Trubetskoy mod_python 2.7.7

Gregory Trubetskoy mod_python 2.7.8

Gregory Trubetskoy mod_python 2.7.9

Gregory Trubetskoy mod_python 3.0

Gregory Trubetskoy mod_python 3.0.1

Gregory Trubetskoy mod_python 3.0.2

Gregory Trubetskoy mod_python 3.0.3

Turbolinux Turbolinux Workstation 8.0

Turbolinux Turbolinux Server 8.0

References

Apache mod_python Module Malformed Query Denial of Service Vulnerability

References:

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