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>> Gentoo Security Update Fixes Courier-IMAP Remote Command Injection Vulnerability
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Title : Gentoo Security Update Fixes Courier-IMAP Remote Command Injection Vulnerability
VUPEN ID : VUPEN/ADV-2007-1500
CVE ID : CVE-2007-2173
Rated as : High Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-04-24
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A vulnerability has been identified in Gentoo, which could be exploited by remote attackers to execute arbitrary code. This issue is caused by an error in various Courier-IMAP scripts that do not properly handle the "XMAILDIR" variable, which could be exploited by attackers to inject and execute arbitrary commands by sending specially crafted login credentials.
Affected Products
net-mail/courier-imap versions prior to 4.0.6-r2
Solution
Upgrade the affected package :
# emerge --sync
# emerge --ask --oneshot --verbose " >=net-mail/courier-imap-4.0.6-r2"
References
http://www.vupen.com/english/advisories/2007/1500
http://www.gentoo.org/security/en/glsa/glsa-200704-18.xml
ChangeLog
2007-04-24 : Initial release
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