CVE-2017-16355
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…
Does this matter?
Lower severity and a low EPSS score (0.36%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 4.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.36% probability · 29th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- phusion/passenger · debian/debian linux
- Source
- cve@mitre.org
References
- https://blog.phusion.nl/2017/10/13/passenger-security-advisory-5-1-11/Third Party Advisory
- https://github.com/phusion/passenger/commit/4043718264095cde6623c2cbe8c644541036d7bfPatch, Third Party Advisory
- https://seclists.org/bugtraq/2019/Mar/34Issue Tracking, Mailing List, Third Party Advisory
- https://www.debian.org/security/2019/dsa-4415Third Party Advisory
- https://blog.phusion.nl/2017/10/13/passenger-security-advisory-5-1-11/Third Party Advisory
- https://github.com/phusion/passenger/commit/4043718264095cde6623c2cbe8c644541036d7bfPatch, Third Party Advisory
- https://seclists.org/bugtraq/2019/Mar/34Issue Tracking, Mailing List, Third Party Advisory
- https://www.debian.org/security/2019/dsa-4415Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.