The imap_body function in PHP before 4.4.4 does not implement safemode or open_basedir checks, which allows local users to read arbitrary files or list arbitrary directory contents.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information
The vendor has addressed this issue with the following product update:
Official Statement from Red Hat (05/29/2007)
We do not consider these to be security issues. For more details see http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169857#c1
Official Statement from Mandriva (09/21/2007)
Due to the nature of safe_mode and open_basedir restrictions, and in alignment with the PHP group’s stance on these features, Mandriva does not consider this a security issue.
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Advisory; Patch Information
Vulnerable software and versions