CVE-2022-25271 Explained : Impact and Mitigation

Drupal core's form API has a vulnerability where certain contributed or custom modules' forms may be vulnerable to improper input validation. This could allow an attacker to inject disallowed values or overwrite data. Affected forms are uncommon, but in certain cases, an attacker could alter critical or sensitive data.

Understanding CVE-2022-25271

This section provides insights into the impact and technical details of the CVE-2022-25271 vulnerability.

What is CVE-2022-25271?

CVE-2022-25271 involves a vulnerability in Drupal core's form API, potentially enabling attackers to manipulate forms with improper input validation, leading to the injection of disallowed values or data overwriting.

The Impact of CVE-2022-25271

The impact of this vulnerability could result in unauthorized alteration of critical or sensitive data by malicious actors, exploiting the vulnerable forms within certain contributed or custom modules.

Technical Details of CVE-2022-25271

This section elaborates on the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability lies in Drupal core's form API, allowing for improper input validation in specific contributed or custom modules' forms, facilitating unauthorized data manipulation.

Affected Systems and Versions

Vendor: Drupal
Product: Core
Affected Versions:
9.3.x (Less Than 9.3.6)
9.2.x (Less Than 9.2.13)
7.x (Less Than 7.88)

Exploitation Mechanism

Exploiting CVE-2022-25271 involves manipulating vulnerable forms with improper input validation, potentially injecting disallowed values or overwriting data.

Mitigation and Prevention

In this section, find immediate steps to take and long-term security practices to mitigate the risk posed by CVE-2022-25271.

Immediate Steps to Take

Update Drupal Core to the latest patched version.
Review and validate form inputs to prevent unauthorized data alteration.

Long-Term Security Practices

Regularly monitor and apply security updates from Drupal.
Implement secure coding practices to ensure proper input validation.

Patching and Updates

Apply security patches released by Drupal promptly to address CVE-2022-25271 and other vulnerabilities.