Apache mod_dav module vulnerable to DoS

2002-09-26T00:00:00
ID VU:406121
Type cert
Reporter CERT
Modified 2003-05-30T17:14:00

Description

Overview

A denial-of-service vulnerability exists in Apache mod_dav.

Description

mod_dav is an Apache module. This module enables Apache web servers to provide users the ability to edit and manage files on a remote web server using the HTTP protocol. A vulnerability in mod_dav may allow an attacker to kill a child process. This may cause Apache to use excessive resources in a preforked multi-processing module.


Impact

An attacker may be able to consume excessive CPU resources on the target web server.


Solution

Upgrade to Apache 2.0.42.


Vendor Information

406121

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Apache __ Affected

Updated: September 26, 2002

Status

Affected

Vendor Statement

<http://www.apache.org/dist/httpd/CHANGES_2.0.42>

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

Openwall GNU/*/Linux __ Not Affected

Updated: October 14, 2002

Status

Not Affected

Vendor Statement

Openwall GNU/*/Linux is not affected.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

Xerox Corporation __ Not Affected

Updated: May 30, 2003

Status

Not Affected

Vendor Statement

A response to this vulnerability is available from our web site: <http://www.xerox.com/security>.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

CVSS Metrics

Group | Score | Vector
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Base | |
Temporal | |
Environmental | |

References

<http://www.apache.org/dist/httpd/CHANGES_2.0.42>

Acknowledgements

Thanks to Mark Cox for helping us to understand this vulnerability.

This document was written by Ian A Finlay.

Other Information

CVE IDs: | None
---|---
Severity Metric: | 5.40
Date Public: | 2002-09-25
Date First Published: | 2002-09-26
Date Last Updated: | 2003-05-30 17:14 UTC
Document Revision: | 3