High severity · published Jun 17, 2018
CVE-2018-12028
An Incorrect Access Control vulnerability in SpawningKit in Phusion Passenger 5.3.x before 5.3.2 allows a Passenger-managed malicious application, upon spawning a child process,…
7.8
CVSS
0.9%
EPSS
No
On KEV
Description
An Incorrect Access Control vulnerability in SpawningKit in Phusion Passenger 5.3.x before 5.3.2 allows a Passenger-managed malicious application, upon spawning a child process, to report an arbitrary different PID back to Passenger's process manager. If the malicious application then generates an error, it would cause Passenger's process manager to kill said reported arbitrary PID.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
Passenger · Phusion
5.3.0 before 5.3.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12028
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12028
Mitigation
https://blog.phusion.nl/passenger-5-3-2
Third Party Advisory
https://security.gentoo.org/glsa/201807-02
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