Improper Authentication in PKI - CVE-2022-2393

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Main Vulnerability Database Vulnerabilities #VU68719

Improper Authentication in PKI - CVE-2022-2393

Published: October 25, 2022


Vulnerability identifier: #VU68719
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-2393
CWE-ID: CWE-287
Exploitation vector: Adjecent network
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to bypass authentication process.

The vulnerability exists due to an error in in the certificate validation when directory-based authentication is enabled. A remote user on the local network can impersonate another user within the scope of the domain.


Affected software

PKI
Oracle Linux
Anolis OS
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
redhat-pki-theme (Red Hat package)
pki-core (Red Hat package)
jss (Red Hat package)
ldapjdk (Red Hat package)
tomcatjss (Red Hat package)
pki-base
pki-base-java
pki-ca
pki-javadoc
pki-kra
pki-server
pki-symkey
pki-tools
Red Hat Certificate System

How to mitigate CVE-2022-2393

Install updates from vendor's website.

redhat-pki-theme (Red Hat package) - update to 10.5.18-15.el7pki
pki-core (Red Hat package) - addressed in versions 10.5.18-23.el7_9, 10.5.18-23.el7pki, 11.3.0-1.el9
jss (Red Hat package) - update to 5.3.0-1.el9
ldapjdk (Red Hat package) - update to 5.3.0-1.el9
tomcatjss (Red Hat package) - update to 8.3.0-1.el9
pki-base - update to 10.5.18-23
pki-base-java - update to 10.5.18-23
pki-ca - update to 10.5.18-23
pki-javadoc - update to 10.5.18-23
pki-kra - update to 10.5.18-23
pki-server - update to 10.5.18-23
pki-symkey - update to 10.5.18-23
pki-tools - update to 10.5.18-23

External References

Related Security Bulletins