CVE-2018-12027
Description
An Insecure Permissions vulnerability in SpawningKit in Phusion Passenger 5.3.x before 5.3.2 causes information disclosure in the following situation: given a Passenger-spawned application process that reports that it listens on a certain Unix domain socket, if any of the parent directories of said socket are writable by a normal user that is not the application's user, then that non-application user can swap that directory with something else, resulting in traffic being redirected to a non-application user's process through an alternative Unix domain socket.
How to fix
- phusion passenger5.3.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| phusion passenger | 5.3.0 ≤ v < 5.3.2 | 5.3.2 |
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