CVE-2021-21598 : Security Advisory and Response
Learn about CVE-2021-21598 affecting Dell Wyse ThinOS versions 9.0, 9.1, 9.1 MR1. Discover the impact, technical details, and mitigation steps for this Sensitive Information Disclosure Vulnerability.
Dell Wyse ThinOS versions 9.0, 9.1, and 9.1 MR1 are affected by a Sensitive Information Disclosure Vulnerability. An attacker with physical access could exploit this to access Smartcard data in log files.
Understanding CVE-2021-21598
This CVE affects Dell Wyse ThinOS versions 9.0, 9.1, and 9.1 MR1, potentially leading to the exposure of sensitive Smartcard data due to a vulnerability.
What is CVE-2021-21598?
CVE-2021-21598 is a Sensitive Information Disclosure Vulnerability found in Dell Wyse ThinOS versions 9.0, 9.1, and 9.1 MR1. It allows authenticated attackers with physical system access to read sensitive Smartcard data from log files.
The Impact of CVE-2021-21598
The vulnerability poses a LOW severity risk with a CVSS base score of 3.9. While the attack complexity is LOW, the confidentiality impact is HIGH as attackers can access sensitive information.
Technical Details of CVE-2021-21598
The following technical details outline the vulnerability.
Vulnerability Description
This CVE involves a Sensitive Information Disclosure Vulnerability in Dell Wyse ThinOS, enabling attackers to read sensitive Smartcard data from log files.
Affected Systems and Versions
- Product: Wyse ThinOS
- Vendor: Dell
- Versions: 9.0, 9.1, 9.1 MR1
Exploitation Mechanism
An authenticated attacker with physical access to the system can exploit the vulnerability to access and read sensitive Smartcard data in log files.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-21598, follow the below steps.
Immediate Steps to Take
- Monitor and restrict physical access to devices running Dell Wyse ThinOS.
- Regularly review and secure log files containing sensitive Smartcard data.
Long-Term Security Practices
- Implement comprehensive security protocols to safeguard sensitive information.
- Stay informed about security updates and patches from Dell.
Patching and Updates
Ensure timely application of security patches and updates provided by Dell to address vulnerabilities like CVE-2021-21598.