CVE-2017-16355
Published: 14 December 2017
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.
Priority
Status
Package | Release | Status |
---|---|---|
passenger Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Released
(5.0.30-1+deb9u1build0.18.04.1)
|
|
cosmic |
Released
(5.0.30-1+deb9u1build0.18.10.1)
|
|
disco |
Released
(5.0.30-1+deb9u1build0.19.04.1)
|
|
eoan |
Not vulnerable
(5.0.30-1.1)
|
|
focal |
Not vulnerable
(5.0.30-1.1)
|
|
groovy |
Not vulnerable
(5.0.30-1.1)
|
|
hirsute |
Not vulnerable
(5.0.30-1.1)
|
|
impish |
Not vulnerable
(5.0.30-1.1)
|
|
jammy |
Not vulnerable
(5.0.30-1.1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(5.1.10, 5.1.11, 5.0.30-1.1)
|
|
xenial |
Released
(5.0.27-2ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: https://github.com/phusion/passenger/commit/4043718264095cde6623c2cbe8c644541036d7bf upstream: https://github.com/phusion/passenger/commit/947af424330f5d5f5006860b2f0140bbba153e42 |
||
ruby-passenger Launchpad, Ubuntu, Debian |
artful |
Does not exist
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
trusty |
Does not exist
(trusty was needed)
|
|
upstream |
Needed
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 4.7 |
Attack vector | Local |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |