Improper Authentication in ActiveMQ Artemis and ActiveMQ - CVE-2021-26117
Published: January 27, 2021 / Updated: January 28, 2021
Vulnerability identifier: #VU50072
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-26117
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to a logic error in ActiveMQ LDAP login module when configured to to use anonymous access to the LDAP server. A remote attacker can provide a valid username and no password and gain unauthorized access to the system.
Affected software
ActiveMQ Artemis
Oracle Enterprise Data Quality
ActiveMQ
Oracle FLEXCUBE Private Banking
Ubuntu
activemq (Ubuntu package)
libactivemq-java (Ubuntu package)
Fuse
Oracle Enterprise Data Quality
ActiveMQ
Oracle FLEXCUBE Private Banking
Ubuntu
activemq (Ubuntu package)
libactivemq-java (Ubuntu package)
Fuse
How to mitigate CVE-2021-26117
Install updates from vendor's website.
ActiveMQ Artemis - update to 2.16.0
ActiveMQ - addressed in versions 5.15.14, 5.16.1
activemq (Ubuntu package) - update to Ubuntu Pro
libactivemq-java (Ubuntu package) - update to Ubuntu Pro
Fuse - update to 6.3.0
ActiveMQ - addressed in versions 5.15.14, 5.16.1
activemq (Ubuntu package) - update to Ubuntu Pro
libactivemq-java (Ubuntu package) - update to Ubuntu Pro
Fuse - update to 6.3.0