CVE-2018-5387 : Vulnerability Insights and Analysis
Learn about CVE-2018-5387 affecting Wizkunde SAMLBase, allowing attackers to manipulate SAML data without invalidating signatures, potentially leading to authentication bypass. Find mitigation steps and preventive measures here.
Wizkunde SAMLBase vulnerability allows for potential authentication bypass through SAML data manipulation.
Understanding CVE-2018-5387
What is CVE-2018-5387?
Wizkunde SAMLBase improperly utilizes XML DOM traversal and canonicalization APIs, enabling SAML data manipulation without invalidating cryptographic signatures, potentially leading to authentication bypass.
The Impact of CVE-2018-5387
This vulnerability could allow attackers to bypass authentication to SAML service providers, compromising the security of the authentication process.
Technical Details of CVE-2018-5387
Vulnerability Description
The vulnerability in Wizkunde SAMLBase arises from incorrect usage of XML DOM traversal and canonicalization APIs, facilitating SAML data manipulation without affecting cryptographic signatures.
Affected Systems and Versions
- Product: SAMLBase
- Vendor: Wizkunde
- Versions Affected: < 1.2.7 (unspecified custom version)
Exploitation Mechanism
The flaw enables attackers to manipulate SAML data without invalidating cryptographic signatures, potentially allowing them to bypass authentication to SAML service providers.
Mitigation and Prevention
Immediate Steps to Take
- Update SAMLBase to version 1.2.7 or higher to mitigate the vulnerability.
- Monitor for any unauthorized access or unusual activities related to SAML services.
Long-Term Security Practices
- Regularly review and update security configurations and protocols.
- Conduct security assessments and audits to identify and address vulnerabilities proactively.
Patching and Updates
- Apply security patches and updates provided by Wizkunde promptly to address the vulnerability.