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
CVE-2020-9488 - Low Severity Vulnerability
Vulnerable Library - log4j-1.2.17.jar
Apache Log4j 1.2
Path to dependency file: /app/pom.xml
Path to vulnerable library: /C:/Users/DanielBrown/.m2/repository/log4j/log4j/1.2.17/log4j-1.2.17.jar
Dependency Hierarchy: - slf4j-log4j12-1.7.7.jar (Root Library) - :x: **log4j-1.2.17.jar** (Vulnerable Library)
Found in HEAD commit: 3f927c4704a4b5f8c1f0a78b5569f9a0931229d6
Found in base branch: main
Vulnerability Details
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
Publish Date: 2020-04-27
URL: CVE-2020-9488
CVSS 3 Score Details (3.7)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: High - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: Low - Integrity Impact: None - Availability Impact: None
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://reload4j.qos.ch/
Release Date: 2020-04-27
Fix Resolution: ch.qos.reload4j:reload4j:1.2.18.3