CVE-2021-42392

high-risk
Published 2022-01-10

The org.h2.util.JdbcUtils.getConnection method of the H2 database takes as parameters the class name of the driver and URL of the database. An attacker may pass a JNDI driver name and a URL leading to a LDAP or RMI servers, causing remote code execution. This can be exploited through various attack vectors, most notably through the H2 Console which leads to unauthenticated remote code execution.

Do I need to act?

!
91.0% chance of exploitation in next 30 days
EPSS score — higher than 9% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (5)

H2

Affected Vendors

Debian Oracle H2Database

References (14)

Mitigation https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6
Exploit https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-...
Mailing List https://lists.debian.org/debian-lts-announce/2022/02/msg00017.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20220119-0001/
Third Party Advisory https://www.debian.org/security/2022/dsa-5076
Patch https://www.oracle.com/security-alerts/cpuapr2022.html
https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerabili...
Mitigation https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6
Exploit https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-...
Mailing List https://lists.debian.org/debian-lts-announce/2022/02/msg00017.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20220119-0001/
Third Party Advisory https://www.debian.org/security/2022/dsa-5076
Patch https://www.oracle.com/security-alerts/cpuapr2022.html
https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerabili...
64
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 20/34 · Moderate
Exposure 12/34 · Low