KDE DCOPServer insecurely creates temporary files

Overview

KDE DCOPServer insecurely creates and maintains temporary files used for authentication purposes. Unauthorized local users may be able to modify user account information and execute arbitrary commands with the privileges of the compromised account.

Description

The Desktop COmmunications Protocol (DCOP) is a lightweight mechanism to facilitate inter-process communication over sockets. The KDE DCOPServer is an implementation of DCOP for the KDE Desktop Environment. Reports claim the KDE DCOPServer insecurely creates temporary files potentially allowing unauthorized local users to access and modify them. Affected versions include all releases within the 3.2.x branch.

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Impact

An unauthorized local user may be able to view and change user account information leading to execution of arbitrary commands with the privileges of the compromised account.

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Solution

Apply patches for KDE 3.2.3:

``_<ftp://ftp.kde.org/pub/kde/security_patches/post-3.2.3-kdelibs-dcopserver.patch>_

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Vendor Information

330638

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KDE Desktop Environment Project Affected

Updated: August 19, 2004

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

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](<mailto:[email protected]?Subject=VU%23330638 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.kde.org/info/security/advisory-20040811-2.txt&gt;
• <http://secunia.com/advisories/12276/&gt;
• <http://www.securitytracker.com/alerts/2004/Aug/1010932.html&gt;
• <http://www.securityfocus.com/bid/10924/info/&gt;
• <http://www.osvdb.org/displayvuln.php?osvdb_id=8589&gt;

Acknowledgements

This vulnerability was reported by Waldo Bastian.

This document was written by Jeff Gennari.

Other Information

CVE IDs:	CVE-2004-0690
Severity Metric:	0.46 Date Public: