CVE-2021-28095 : What You Need to Know
Discover the impact of CVE-2021-28095, a vulnerability in OX Documents before 7.10.5-rev5 due to Incorrect Access Control for documents with XML structures. Learn about mitigation steps.
OX Documents before 7.10.5-rev5 has Incorrect Access Control for documents that contain XML structures because hash collisions can occur, due to use of CRC32.
Understanding CVE-2021-28095
This CVE (Common Vulnerabilities and Exposures) identifies a security issue in OX Documents before version 7.10.5-rev5 related to Incorrect Access Control for documents containing XML structures.
What is CVE-2021-28095?
The vulnerability in OX Documents arises due to hash collisions that can occur when CRC32 is used, resulting in Incorrect Access Control for documents with XML structures.
The Impact of CVE-2021-28095
This security flaw could potentially be exploited by attackers to gain unauthorized access to sensitive documents and information stored within OX Documents before version 7.10.5-rev5.
Technical Details of CVE-2021-28095
In this section, we delve into the specific technical aspects of the vulnerability.
Vulnerability Description
The vulnerability allows for Incorrect Access Control due to hash collisions caused by the use of CRC32 in OX Documents prior to version 7.10.5-rev5.
Affected Systems and Versions
All versions of OX Documents before 7.10.5-rev5 are impacted by this vulnerability, exposing users to the risk of unauthorized access.
Exploitation Mechanism
Attackers can potentially exploit this vulnerability to bypass access controls and gain unauthorized access to documents containing XML structures.
Mitigation and Prevention
To protect systems from potential exploitation and mitigate the risks associated with CVE-2021-28095, certain measures need to be implemented.
Immediate Steps to Take
Users and system administrators are advised to update OX Documents to version 7.10.5-rev5 or newer to address this security issue promptly.
Long-Term Security Practices
Implementing access control policies, regular security updates, and monitoring for unauthorized access attempts can enhance the overall security posture of the system.
Patching and Updates
Regularly applying patches and updates released by the vendor is crucial to ensure that known vulnerabilities are addressed and the system remains secure.