CVE-2017-7536 Explained : Impact and Mitigation
Learn about CVE-2017-7536 affecting Hibernate Validator versions 5.2.x before 5.2.5 final, 5.3.x, and 5.4.x. Understand the impact, technical details, and mitigation steps for this privilege escalation vulnerability.
Hibernate Validator versions 5.2.x before 5.2.5 final, 5.3.x, and 5.4.x are affected by a vulnerability that could lead to privilege escalation.
Understanding CVE-2017-7536
This CVE involves a security vulnerability in Hibernate Validator that could allow unauthorized access to private class members, potentially leading to privilege escalation.
What is CVE-2017-7536?
In Hibernate Validator versions 5.2.x before 5.2.5 final, 5.3.x, and 5.4.x, a flaw exists where the security manager's reflective permissions can be granted to Hibernate Validator, enabling access to private class members. This could result in privilege escalation.
The Impact of CVE-2017-7536
The vulnerability in Hibernate Validator could be exploited by an attacker to access private members without proper permission, potentially leading to privilege escalation and unauthorized access to sensitive data.
Technical Details of CVE-2017-7536
Hibernate Validator CVE-2017-7536 involves the following technical details:
Vulnerability Description
The vulnerability allows Hibernate Validator to access private members of a class, potentially leading to privilege escalation.
Affected Systems and Versions
- Product: Hibernate Validator
- Vendor: Red Hat, Inc.
- Affected Versions: 5.2.x before 5.2.5 final, 5.3.x, 5.4.x
Exploitation Mechanism
Attackers can exploit this vulnerability by accessing private members without proper permission, potentially validating an invalid instance and obtaining private member values.
Mitigation and Prevention
To address CVE-2017-7536, consider the following mitigation strategies:
Immediate Steps to Take
- Apply patches provided by the vendor
- Monitor vendor advisories for updates
- Restrict access to vulnerable systems
Long-Term Security Practices
- Regularly update software and libraries
- Implement the principle of least privilege
- Conduct security assessments and audits
Patching and Updates
- Update Hibernate Validator to versions beyond the vulnerable ones
- Follow vendor recommendations for securing the application