CVE-2021-42392
An attacker may pass a JNDI driver name and a URL leading to a LDAP or RMI servers, causing remote code execution.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 63.2%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 63.21% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- h2database/h2 · debian/debian linux · oracle/communications cloud native core policy
- Source
- reefs@jfrog.com
References
- https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6Mitigation, Third Party Advisory
- https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/Exploit, Technical Description, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/02/msg00017.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220119-0001/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5076Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerability-in-h2database-console/
- https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6Mitigation, Third Party Advisory
- https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/Exploit, Technical Description, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/02/msg00017.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220119-0001/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5076Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerability-in-h2database-console/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.