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Cfengine Insecure Temporary File Creation Vulnerabilities
Release Date: 2005-10-03 Last Update: 2005-10-11 Views: 11,901
Secunia Advisory SA17037
Where:
Local system
Impact:
Privilege escalation,
Solution Status:
Unpatched
CVE Reference(s):
Description
Javier Fernandez-Sanguino Pena has reported some vulnerabilities in Cfengine, which can be exploited by malicious, local users to perform certain actions on a vulnerable system with escalated privileges.
1) Temporary files are being created insecurely in "/tmp" by "contrib/vicf.in" This can be exploited via symlink attacks to create or overwrite arbitrary files with the privileges of the user running the affected script.
The vulnerability affects version 1.6.5 and 2.1.16. Other versions may also be vulnerable.
2) Temporary files are being created insecurely in "/tmp" by "/bin/cfmailfilter" and "/contrib/cfcron.in". This can be exploited via symlink attacks to create or overwrite arbitrary files with the privileges of the user running the affected script.
The vulnerability affects version 1.6.5. Prior versions may also be affected.
Solution:
Grant only trusted users access to affected systems.
Further details available to Secunia VIM customers
Provided and/or discovered by:
Javier Fernandez-Sanguino Pena
Original Advisory:
Debian:
http://www.debian.org/security/2005/dsa-835
http://www.debian.org/security/2005/dsa-836
Deep Links:
Links available to Secunia VIM customers
Do you have additional information related to this advisory?
Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com
Subject: Cfengine Insecure Temporary File Creation Vulnerabilities
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