Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in Apache Log4j 2.12.3 and 2.13.1
CVSS Details
- CVSS 3.1 Base Score: 3.7
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | debian-upgrade-apache-log4j2 | Dec 28, 2021 | Apr 27, 2020 | |
| Gentoo Linux | gentoo-linux-upgrade-dev-java-log4j | Feb 19, 2024 | Apr 27, 2020 | |
| Oracle Weblogic | oracle-weblogic-oct-2020-cpu-10_3_6_0_0 | Oct 22, 2020 | Apr 27, 2020 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | Apr 27, 2020 | |
| Suse | — | suse-upgrade-log4jsuse-upgrade-log4j-javadocsuse-upgrade-log4j-jclsuse-upgrade-log4j-slf4j | Aug 9, 2024 | Apr 27, 2020 |
| Ubuntu | ubuntu-upgrade-apache-log4j2 | Nov 19, 2024 | Apr 27, 2020 |
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