Red Hat Enterprise Linux 6 Extended Lifecycle Support update for hsqldb

1) Exposed dangerous method or function

EUVDB-ID: #VU69302

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-41853

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to missing authorization when using java.sql.Statement or java.sql.PreparedStatement in hsqldb. By default it is allowed to call any static method of any Java class in the classpath resulting in code execution.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems): 6.0

Red Hat Enterprise Linux Server - Extended Life Cycle Support: 6.0

hsqldb (Red Hat package): before 1.8.0.10-13.el6_10

CPE2.3

• cpe:2.3:o:red_hat:red hat enterprise linux server - extended life cycle support (for ibm z systems):6.0:*:*:*:*:red_hat_enterprise_linux:*:
• cpe:2.3:o:red_hat:red hat enterprise linux server - extended life cycle support:6.0:*:*:*:*:red_hat_enterprise_linux:*:

External links

http://access.redhat.com/errata/RHSA-2022:8559

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.