CVEvulnerability

CVE-2018-12026

9.8 CRITICAL Published 2018-06-17 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-06-17
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-59

Description

During the spawning of a malicious Passenger-managed application, SpawningKit in Phusion Passenger 5.3.x before 5.3.2 allows such applications to replace key files or directories in the spawning communication directory with symlinks. This then could result in arbitrary reads and writes, which in turn can result in information disclosure and privilege escalation.

Affected configurations

• phusion passenger (>= 5.3.0 < 5.3.2)

Related

Weakness · CWE (1)

  • CWE-59 Improper Link Resolution Before File Access weakness

References