CVE-2017-15047 : Vulnerability Insights and Analysis

CVE-2017-15047, published on October 6, 2017, affects Redis 4.0.2, potentially leading to a denial of service or other consequences due to restricted system access.

Understanding CVE-2017-15047

What is CVE-2017-15047?

The clusterLoadConfig function in Redis 4.0.2 may allow attackers to cause a denial of service by triggering an out-of-bounds array index, leading to an application crash or other unspecified impacts through limited access to the system.

The Impact of CVE-2017-15047

Exploitation of this vulnerability could result in a denial of service condition or potentially have other adverse effects due to the exploitation of restricted access to the system.

Technical Details of CVE-2017-15047

Vulnerability Description

The clusterLoadConfig function in Redis 4.0.2 allows attackers to cause a denial of service by triggering an out-of-bounds array index, potentially leading to an application crash or other unspecified impacts through limited access to the machine.

Affected Systems and Versions

Product: Redis 4.0.2
Vendor: N/A
Version: N/A

Exploitation Mechanism

The vulnerability can be exploited by attackers with limited access to the system, allowing them to trigger an out-of-bounds array index and potentially cause a denial of service or other adverse consequences.

Mitigation and Prevention

Immediate Steps to Take

Update Redis to a patched version to mitigate the vulnerability.
Monitor system logs for any unusual activities that could indicate exploitation.

Long-Term Security Practices

Implement the principle of least privilege to restrict access to critical system components.
Regularly update and patch software to address known vulnerabilities.

Patching and Updates

Apply security patches provided by Redis to address the vulnerability and enhance system security.