Vulnerability Report

CVE-2018-12027

Title: Phusion Passenger Information Disclosure

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2018-12027.

CWE Category CWE-200
Published Date Jun 17, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 8.8 CVSS v3.0
Exploit Probability (EPSS)
0.27%

Vulnerability Summary

CVE-2018-12027: 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.

Impacted Vendors

P
phusion 1

Reference Links

https://blog.phusion.nl/passenger-5-3-2 https://security.gentoo.org/glsa/201807-02 https://blog.phusion.nl/passenger-5-3-2 https://security.gentoo.org/glsa/201807-02
CVSS v3.0
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:S/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-12027 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.