CVE-2022-38351 Explained : Impact and Mitigation
Discover the security vulnerability in Suprema BioStar 2 v2.8.16 that allows privilege escalation to System Administrator via crafted PUT requests. Learn about the impact, technical details, and mitigation steps.
A vulnerability in Suprema BioStar (aka Bio Star) 2 v2.8.16 allows attackers to escalate privileges to System Administrator via a crafted PUT request to the update profile page.
Understanding CVE-2022-38351
This CVE discloses a security vulnerability in Suprema BioStar 2 version 2.8.16 that enables attackers to elevate their privileges to that of a System Administrator using a specific PUT request.
What is CVE-2022-38351?
The vulnerability in Suprema BioStar 2 v2.8.16 allows unauthorized users to exploit a flaw, gaining elevated privileges to System Administrator through a maliciously crafted HTTP PUT request.
The Impact of CVE-2022-38351
With a CVSS base score of 8.8, this high-severity vulnerability poses significant risks to systems using Suprema BioStar 2 v2.8.16. Attackers could potentially gain full control and compromise the confidentiality, integrity, and availability of the affected system.
Technical Details of CVE-2022-38351
This section discusses the specific technical aspects of the CVE.
Vulnerability Description
The vulnerability arises from inadequate access controls in the update profile page of Suprema BioStar 2 v2.8.16, allowing attackers to perform unauthorized actions by manipulating the PUT requests.
Affected Systems and Versions
The issue affects Suprema BioStar 2 version 2.8.16.
Exploitation Mechanism
Exploiting this vulnerability involves sending a carefully crafted PUT request to the update profile page, enabling attackers to escalate their privileges to that of a System Administrator.
Mitigation and Prevention
It is crucial to take immediate action to address this security threat and prevent potential exploitation.
Immediate Steps to Take
- Update Suprema BioStar 2 to the latest patched version that addresses the vulnerability.
- Monitor system logs and network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch software to ensure the latest security fixes are in place.
- Implement strong access controls and least privilege principles to limit user privileges.
Patching and Updates
Keep abreast of security advisories and promptly apply patches released by Suprema to secure the system against known vulnerabilities.