CVE-2017-16355
MEDIUM4.7EPSS 0.14%passenger - security update
Published: 5/13/2022Modified: 4/28/2026
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.
Affected packages (3)
- Debian/passengerfrom 0, < 5.0.30-1.1
- Debian/passengerfrom 0, < 5.0.30-1+deb9u1
- RubyGems/passengerfrom 0, < 5.1.11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
References (8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2017-16355
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2017-16355
- WEBhttps://blog.phusion.nl/2017/10/13/passenger-security-advisory-5-1-11
- WEBhttps://github.com/phusion/passenger
- WEBhttps://github.com/phusion/passenger/commit/4043718264095cde6623c2cbe8c644541036d7bf
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/passenger/CVE-2017-16355.yml
- WEBhttps://seclists.org/bugtraq/2019/Mar/34
- WEBhttps://www.debian.org/security/2019/dsa-4415