CVE-2021-4104

CVE-2021-4104 affects JMSAppender in Log4j 1.2 when it is explicitly configured to use JMSAppender. A deserialization of untrusted data can occur if an attacker can write Log4j configuration and supply TopicBindingName and TopicConnectionFactoryBindingName, causing JMSAppender to perform JNDI req...

CVE-2021-45105

Summary of CVE-2021-45105 (Log4j2) : Affected Log4j 2.x versions 2.0-alpha1 through 2.16.0 (except 2.12.3 and 2.3.1) are vulnerable to denial of service via uncontrolled recursion triggered by self-referential lookups in Thread Context Map data. The root cause is improper handling of self-referen...

CVE-2022-23302

CVE-2022-23302 affects Log4j 1.x JMSSink. TheDeserialization flaw allows remote code execution when an attacker can write to the Log4j configuration or when the configuration references an LDAP service the attacker controls. JMSSink can be triggered via a TopicConnectionFactoryBindingName to caus...

CVE-2022-23307

CVE-2022-23307 concerns a deserialization vulnerability in the Chainsaw component of Apache Log4j 1.x (Chainsaw bundled with Log4j 1.2.x). The root cause is unsafe deserialization of untrusted data via Chainsaw, allowing potential code execution. Multiple Atlassian products initially bundled Chai...

CVE-2022-23305

CVE-2022-23305 concerns Apache Log4j 1.x when configured with JDBCAppender: an SQL statement is built from a PatternLayout-converted value (notably %m), allowing an attacker to craft input to alter and potentially execute SQL. The issue is specific to Log4j 1.x if JDBCAppender is used; JDBCAppend...

CVE-2020-9488

CVE-2020-9488 affects the Apache Log4j2 SMTP appender. The issue is improper validation of the SSL/TLS certificate when the host name does not match, potentially allowing a man-in-the-middle to intercept SMTPS traffic and leak log messages. The concrete remediation is to upgrade to affected relea...