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[ GLSA 200801-03 ] Claws Mail: Insecure temporary file creation
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PostPosted: Wed Jan 09, 2008 10:26 pm    Post subject: [ GLSA 200801-03 ] Claws Mail: Insecure temporary file creat Reply with quote

Gentoo Linux Security Advisory

Title: Claws Mail: Insecure temporary file creation (GLSA 200801-03)
Severity: normal
Exploitable: local
Date: January 09, 2008
Bug(s): #201244
ID: 200801-03

Synopsis

Claws Mail uses temporary files in an insecure manner, allowing for a symlink attack.

Background

Claws Mail is a GTK based e-mail client.

Affected Packages

Package: mail-client/claws-mail
Vulnerable: < 3.0.2-r1
Unaffected: >= 3.0.2-r1
Architectures: All supported architectures


Description

Nico Golde from Debian reported that the sylprint.pl script that is part of the Claws Mail tools creates temporary files in an insecure manner.

Impact

A local attacker could exploit this vulnerability to conduct symlink attacks to overwrite files with the privileges of the user running Claws Mail.

Workaround

There is no known workaround at this time.

Resolution

All Claws Mail users should upgrade to the latest version:
Code:
# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-client/claws-mail-3.0.2-r1"


References

CVE-2007-6208
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