Package · Maven

org.apache.logging.log4j:log4j

2 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

2 results · Clear filters · Feed

Low 3.7

CVE-2020-9488 Public exploit

Improper validation of certificate with host mismatch in Apache Log4j SMTP appender

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.…

Apache Apache Log4j apache-log4j2 org.apache.logging.log4j:log4j-core Debian Ubuntu Maven

Apr 27, 2020
Critical 9.8

CVE-2017-5645 Public exploit Scanner template EPSS 89%

Deserialization of Untrusted Data in Log4j

In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

Apache Software Foundation Apache Log4j apache-log4j2 org.apache.logging.log4j:log4j-core Debian Ubuntu Maven

Apr 17, 2017