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Postfix mail server hardlinks privilege escalation
updated since 14.08.2008
Published: 02.09.2008
Source: BUGTRAQ
SecurityVulns ID: 9222
Type: local
Level: 4/10
Description: It's possible to cause Postfix to deliver mail to system file by using hardlinks to symlink (available against standard in Linux, IRIX, Solaris).

Affected: POSTFIX : Postfix 2.3
POSTFIX : postfix 2.4
POSTFIX : postfix 2.5
POSTFIX : postfix 2.6
CVE: CVE-2008-2937
CVE-2008-2936

Original document Roman Medina, PoCfix (PoC for Postfix local root vuln - CVE-2008-2936) (02.09.2008)

Wietse Venema, Postfix local privilege escalation via hardlinked symlinks (14.08.2008)

Files: PoC for Postfix local root vuln - CVE-2008-2936
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