|Description||In agent/Core/SpawningKit/Spawner.h in Phusion Passenger 5.1.10 (fixed in Passenger Open Source 5.1.11 and Passenger Enterprise 5.1.10), if Passenger is running as root, it is possible to list the contents of arbitrary files on a system by symlinking a file named REVISION from the application root folder to a file of choice and querying passenger-status --show=xml.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)|
|NVD severity||low (attack range: remote)|
Vulnerable and fixed packages
The table below lists information on source packages.
|passenger (PTS)||buster, sid, stretch||5.0.30-1||vulnerable|
The information below is based on the following data on fixed versions.
[jessie] - ruby-passenger <no-dsa> (Minor issue)
[wheezy] - ruby-passenger <not-affected> (Vulnerable code introduced later)
http://www.openwall.com/lists/oss-security/2017/11/21/2 and following.
Problem mitigated in versions prior to 5.0.10 where root privileges were required to
get the status information.