CVE-2018-10907 : Vulnerability Insights and Analysis
Learn about CVE-2018-10907, a high-severity vulnerability in the glusterfs server that could allow attackers to execute code. Find mitigation steps and patching instructions here.
Multiple stack-based buffer overflows have been discovered in the glusterfs server, potentially leading to crashes or code execution.
Understanding CVE-2018-10907
This CVE involves vulnerabilities in the glusterfs server that could be exploited by authenticated attackers.
What is CVE-2018-10907?
The vulnerabilities in the glusterfs server are caused by fixed size buffers allocated using the 'alloca(3)' function in server-rpc-fopc.c.
The Impact of CVE-2018-10907
- CVSS Base Score: 8.8 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: Low
- Confidentiality, Integrity, and Availability Impact: High
Technical Details of CVE-2018-10907
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerabilities result from multiple stack-based buffer overflows in the glusterfs server.
Affected Systems and Versions
- Affected Product: glusterfs
- Vendor: Red Hat
- Affected Version: n/a
Exploitation Mechanism
An authenticated attacker could exploit the vulnerabilities by mounting a gluster volume and sending a string longer than the allocated buffer size.
Mitigation and Prevention
Protect your systems from CVE-2018-10907 with the following steps:
Immediate Steps to Take
- Apply the security updates provided by Red Hat.
- Monitor for any unusual activities on the glusterfs server.
Long-Term Security Practices
- Regularly update and patch your systems to prevent vulnerabilities.
- Implement network segmentation and access controls to limit potential attack surfaces.
Patching and Updates
- Refer to the Red Hat security advisories RHSA-2018:2607, RHSA-2018:2608, and RHSA-2018:3470 for patching instructions and updates.