CVE-2020-35668 : Security Advisory and Response
Learn about CVE-2020-35668 affecting RedisGraph 2.x through 2.2.11. Understand the impact, technical details, and mitigation steps for this NULL Pointer Dereference vulnerability.
RedisGraph 2.x through 2.2.11 mishandles unquoted strings, leading to a NULL Pointer Dereference vulnerability that can cause a server crash.
Understanding CVE-2020-35668
RedisGraph version 2.x through 2.2.11 is susceptible to a NULL Pointer Dereference vulnerability due to mishandling unquoted strings, potentially resulting in a server crash.
What is CVE-2020-35668?
This CVE refers to a vulnerability in RedisGraph versions 2.x through 2.2.11 that mishandles unquoted strings, such as an alias that has not been introduced, leading to a NULL Pointer Dereference.
The Impact of CVE-2020-35668
The vulnerability can be exploited to cause a server crash, impacting the availability of services relying on RedisGraph.
Technical Details of CVE-2020-35668
RedisGraph 2.x through 2.2.11 is affected by a NULL Pointer Dereference vulnerability due to mishandling unquoted strings.
Vulnerability Description
The vulnerability arises from the mishandling of unquoted strings, like an alias that has not been introduced, resulting in a NULL Pointer Dereference.
Affected Systems and Versions
- Product: RedisGraph
- Vendor: N/A
- Versions: 2.x through 2.2.11
Exploitation Mechanism
Attackers can exploit this vulnerability by providing unquoted strings, causing a NULL Pointer Dereference and potentially crashing the server.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-35668.
Immediate Steps to Take
- Update RedisGraph to a patched version that addresses the NULL Pointer Dereference vulnerability.
- Monitor for any unusual server crashes or behavior that could indicate exploitation.
Long-Term Security Practices
- Regularly update and patch software to mitigate known vulnerabilities.
- Implement secure coding practices to prevent similar mishandling of data in the future.
Patching and Updates
- Stay informed about security updates and patches released by RedisGraph.
- Apply patches promptly to ensure the security of RedisGraph installations.