SB2022040619 - Ubuntu update for h2database

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Main Vulnerability Database SB2022040619

SB2022040619 - Ubuntu update for h2database

Published: April 6, 2022 Updated: July 10, 2022

Security Bulletin ID SB2022040619
Severity
Critical
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 50% High 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Deserialization of Untrusted Data (CVE-ID: CVE-2021-42392)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data within the org.h2.util.JdbcUtils.getConnection method. A remote attacker can pass a JNDI driver name and a URL leading to a LDAP or RMI servers and execute arbitrary code on the system.


2) Deserialization of Untrusted Data (CVE-ID: CVE-2022-23221)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data within jdbc:h2:mem. A remote attacker can pass specially crafted JDBC URL containing the IGNORE_UNKNOWN_SETTINGS=TRUE;FORBID_CREATION=FALSE;INIT=RUNSCRIPT substring to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References