CVE-2021-42392
9.8
CRITICAL · CVSS 3.1 · EPSS 83.2% (pctl 100)
Patch early
EPSS 83.2% — above the 10% action threshold.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 83.18% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-502 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-01-10 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| debian | debian linux |
| h2database | h2 |
| oracle | communications cloud native core policy |
References
- https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6
- https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/
- https://lists.debian.org/debian-lts-announce/2022/02/msg00017.html
- https://security.netapp.com/advisory/ntap-20220119-0001/
- https://www.debian.org/security/2022/dsa-5076
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerability-in-h2database-console/
- https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6
- https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/
- https://lists.debian.org/debian-lts-announce/2022/02/msg00017.html
- https://security.netapp.com/advisory/ntap-20220119-0001/
- https://www.debian.org/security/2022/dsa-5076
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerability-in-h2database-console/
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