CVE-2020-10753 : Security Advisory and Response
Learn about CVE-2020-10753, a vulnerability in Red Hat Ceph Storage RadosGW allowing HTTP header injection. Find out how to mitigate this security risk and apply necessary patches.
A flaw in Red Hat Ceph Storage RadosGW allows for HTTP header injection via a CORS ExposeHeader tag, affecting Ceph versions 3.x and 4.x.
Understanding CVE-2020-10753
What is CVE-2020-10753?
The vulnerability involves injecting HTTP headers through a newline character in the ExposeHeader tag in the CORS configuration file, leading to header injection in the response during CORS requests.
The Impact of CVE-2020-10753
This vulnerability could be exploited to manipulate HTTP headers, potentially leading to security breaches or unauthorized access to sensitive information.
Technical Details of CVE-2020-10753
Vulnerability Description
The flaw in Red Hat Ceph Storage RadosGW allows for HTTP header injection via a newline character in the ExposeHeader tag in the CORS configuration file.
Affected Systems and Versions
- Vendor: Red Hat
- Product: Red Hat Ceph Storage
- Affected Versions: 3.x and 4.x
Exploitation Mechanism
The vulnerability is exploited by injecting HTTP headers through a newline character in the ExposeHeader tag in the CORS configuration file.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Red Hat to address the vulnerability.
- Monitor for any unauthorized access or unusual HTTP header manipulations.
Long-Term Security Practices
- Regularly update and patch Ceph installations to prevent known vulnerabilities.
- Implement strict CORS policies to mitigate header injection risks.
Patching and Updates
Ensure that Ceph versions 3.x and 4.x are updated with the latest patches from Red Hat to eliminate the vulnerability.