CVE-2020-25633 : Security Advisory and Response
Learn about CVE-2020-25633, a flaw in RESTEasy client versions up to 4.5.6, potentially exposing sensitive server data. Find mitigation steps and updates by Red Hat.
A flaw in RESTEasy client up to version 4.5.6 may expose sensitive server information, impacting data confidentiality.
Understanding CVE-2020-25633
What is CVE-2020-25633?
CVE-2020-25633 is a vulnerability in RESTEasy client versions up to 4.5.6, potentially allowing unauthorized access to server data.
The Impact of CVE-2020-25633
The vulnerability poses a medium threat to data confidentiality, enabling client users to retrieve sensitive server information.
Technical Details of CVE-2020-25633
Vulnerability Description
A flaw in RESTEasy client versions up to 4.5.6 may lead to the exposure of potentially sensitive server data when encountering WebApplicationException.
Affected Systems and Versions
- Product: resteasy-client
- Vendor: Red Hat
- Versions affected: up to 4.5.6
Exploitation Mechanism
The vulnerability can be exploited by client users to access server data when specific exceptions occur during RESTEasy client calls.
Mitigation and Prevention
Immediate Steps to Take
- Update RESTEasy client to version 4.5.7 or later to mitigate the vulnerability.
- Monitor server logs for any unusual client activities.
Long-Term Security Practices
- Regularly review and update software components to address known vulnerabilities.
- Implement network segmentation to limit access to sensitive server information.
Patching and Updates
Apply patches and updates provided by Red Hat to address the vulnerability in RESTEasy client.