CVE-2022-35942 : Vulnerability Insights and Analysis

The loopback-connector-postgresql is vulnerable to SQL injection due to improper sanitization of the

contains

LoopBack filter, which can allow attackers to inject arbitrary SQL queries. This vulnerability has a CVSS base score of 9.3.

Understanding CVE-2022-35942

This CVE highlights a critical vulnerability in loopback-connector-postgresql that can impact the confidentiality and integrity of stored data.

What is CVE-2022-35942?

The vulnerability arises from improper input validation on the

contains

LoopBack filter, enabling SQL injection attacks that can compromise data confidentiality and integrity. Users of affected versions are at risk of unauthorized data access and manipulation.

The Impact of CVE-2022-35942

With a CVSS base score of 9.3, the vulnerability poses a critical threat to systems. Attackers can exploit this issue to execute arbitrary SQL queries, potentially leading to data leaks, data loss, or unauthorized data modifications.

Technical Details of CVE-2022-35942

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability stems from improper input validation on the

contains

LoopBack filter, permitting arbitrary SQL injection.

Affected Systems and Versions

The vulnerability affects loopback-connector-postgresql versions prior to 5.5.1.

Exploitation Mechanism

Attackers can exploit the vulnerability by injecting malicious SQL queries through the

contains

filter, allowing unauthorized database access.

Mitigation and Prevention

It's crucial to take immediate action to secure systems against this vulnerability.

Immediate Steps to Take

Update loopback-connector-postgresql to version 5.5.1 to apply the patch.
If an update is not feasible, disable

allowExtendedProperties

in the DataSource settings.
Manually sanitize user inputs passed to connector functions for the

contains

filter.

Long-Term Security Practices

Regularly monitor for security advisories and apply patches promptly. Enforce input validation and sanitization procedures in applications.

Patching and Updates

Stay informed about security updates for loopback-connector-postgresql to address vulnerabilities promptly.