langchain-ai langchain up to 0.2.x GraphCypherQAChain sql injection

Summaryinfo

A vulnerability labeled as critical has been found in langchain-ai langchain up to 0.2.x. This impacts the function GraphCypherQAChain. The manipulation results in sql injection. This vulnerability is known as CVE-2024-8309. Attacking locally is a requirement. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in langchain-ai langchain up to 0.2.x. It has been classified as critical. Affected is the function GraphCypherQAChain. The manipulation with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in the GraphCypherQAChain class of langchain-ai/langchain version 0.2.5 allows for SQL injection through prompt injection. This vulnerability can lead to unauthorized data manipulation, data exfiltration, denial of service (DoS) by deleting all data, breaches in multi-tenant security environments, and data integrity issues. Attackers can create, update, or delete nodes and relationships without proper authorization, extract sensitive data, disrupt services, access data across different tenants, and compromise the integrity of the database.

The advisory is available at huntr.com. This vulnerability is traded as CVE-2024-8309 since 08/29/2024. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1505 by the MITRE ATT&CK project.

Upgrading to version 0.3.0 eliminates this vulnerability. Applying the patch c2a3021bb0c5f54649d380b42a0684ca5778c255 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

• Artificial Intelligence Software

Vendor

• langchain-ai

Name

• langchain

Version

• 0.1
• 0.2

License

• open-source

Website

• Product: https://github.com/langchain-ai/langchain/

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