CVE-2021-28668 : Security Advisory and Response

Xerox AltaLink B80xx before 103.008.020.23120, C8030/C8035 before 103.001.020.23120, C8045/C8055 before 103.002.020.23120, and C8070 before 103.003.020.23120 have multiple SQL injection vulnerabilities.

Understanding CVE-2021-28668

This CVE report highlights SQL injection vulnerabilities in various Xerox AltaLink printer models.

What is CVE-2021-28668?

The CVE-2021-28668 vulnerability pertains to Xerox AltaLink B80xx, C8030/C8035, C8045/C8055, and C8070 models, which contain weaknesses that could allow attackers to execute SQL injection attacks.

The Impact of CVE-2021-28668

These vulnerabilities can be exploited by malicious actors to manipulate the SQL database of affected Xerox AltaLink devices, leading to potential data leakage, unauthorized access, and other security breaches.

Technical Details of CVE-2021-28668

This section provides a detailed overview of the vulnerability's technical aspects.

Vulnerability Description

The SQL injection vulnerabilities in Xerox AltaLink models could enable threat actors to inject malicious SQL queries into the database, potentially gaining unauthorized access or causing data corruption.

Affected Systems and Versions

Xerox AltaLink B80xx versions before 103.008.020.23120, C8030/C8035 versions before 103.001.020.23120, C8045/C8055 versions before 103.002.020.23120, and C8070 versions before 103.003.020.23120 are impacted by these vulnerabilities.

Exploitation Mechanism

Attackers can exploit these vulnerabilities by crafting SQL injection queries and injecting them through the affected Xerox AltaLink devices, bypassing security measures and gaining unauthorized access.

Mitigation and Prevention

To safeguard systems against CVE-2021-28668, immediate actions and long-term security practices are essential.

Immediate Steps to Take

It is recommended to promptly apply security patches provided by Xerox to mitigate the risk of exploitation. Additionally, organizations should restrict network access to vulnerable devices and monitor for any unusual database activities.

Long-Term Security Practices

Implementing secure coding practices, regular security audits, and employee cybersecurity training can enhance overall security posture and prevent SQL injection attacks in the future.

Patching and Updates

Regularly check for firmware updates and security bulletins from Xerox to ensure that the Xerox AltaLink devices are up-to-date with the latest patches and security enhancements.