CVE-2023-42480 : What You Need to Know
Learn about CVE-2023-42480, an information disclosure vulnerability in NetWeaver AS Java Logon, version 7.50. Understand the impact, technical details, and mitigation strategies.
A detailed overview of CVE-2023-42480 focusing on understanding the vulnerability, its impact, technical details, and mitigation strategies.
Understanding CVE-2023-42480
This section delves into the specifics of the information disclosure vulnerability in NetWeaver AS Java Logon, version 7.50.
What is CVE-2023-42480?
The unauthenticated attacker in NetWeaver AS Java Logon application - version 7.50, can brute force the login functionality to identify the legitimate user ids. This leads to a confidentiality impact without affecting integrity or availability.
The Impact of CVE-2023-42480
The vulnerability poses a medium threat with a CVSS v3.1 base score of 5.3. It has low confidentiality impact and no impact on integrity or availability. The specific CWE associated with this vulnerability is CWE-307: Improper Restriction of Excessive Authentication Attempts.
Technical Details of CVE-2023-42480
This section provides insights into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The unauthenticated attacker can exploit the login functionality in NetWeaver AS Java Logon, version 7.50, through brute force attacks to disclose user ids, affecting confidentiality.
Affected Systems and Versions
The vulnerability affects the NetWeaver AS Java Logon application version 7.50 provided by SAP_SE.
Exploitation Mechanism
The attacker leverages the lack of proper authentication checks to perform brute force attacks on the login mechanism, revealing legitimate user ids.
Mitigation and Prevention
Discover the immediate steps to take and long-term security practices to enhance protection against CVE-2023-42480.
Immediate Steps to Take
It is recommended to implement strong password policies, enable account lockouts after multiple failed login attempts, and monitor login activities for any suspicious patterns.
Long-Term Security Practices
To mitigate such vulnerabilities in the future, organizations should conduct regular security assessments, keep systems updated with the latest patches, and provide security awareness training to employees.
Patching and Updates
SAP has provided patches and fixes to address the vulnerability. It is crucial to apply these updates promptly to secure the NetWeaver AS Java Logon application.