CGI::Session contains a flaw that may allow a malicious local user to overwrite arbitrary files on the system. The issue is due to the Driver::File, Driver::db_file and Driver::sqlite modules creating temporary files insecurely. It is possible for a user to use a symlink style attack to manipulate arbitrary files, resulting in a loss of integrity.
Classification
Location:
Local Access Required
Attack Type:
Race Condition
Impact:
Loss of Integrity
Exploit:
Exploit Rumored
Disclosure:
OSVDB Verified
Solution
Currently, there are no known workarounds or upgrades to correct this issue. However, Julien Danjou has released a patch to address this vulnerability.
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This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.