CVE-2021-34600 : What You Need to Know

Telenot CompasX versions prior to 32.0 use a weak seed for random number generation leading to predictable AES keys used in the NFC tags.

Understanding CVE-2021-34600

This CVE involves Telenot CompasX versions before 32.0 using a weak seed for random number generation, resulting in predictable AES keys in NFC tags.

What is CVE-2021-34600?

Telenot CompasX versions below 32.0 have a vulnerability where a weak seed is utilized for random number generation, causing the creation of predictable AES keys in NFC tags.

The Impact of CVE-2021-34600

This vulnerability may compromise the trustworthiness of installations utilizing Telenot CompasX versions preceding 32.0 due to the predictability of AES keys.

Technical Details of CVE-2021-34600

This section delves into the specifics of the vulnerability.

Vulnerability Description

The issue arises from the use of a weak seed for random number generation, leading to the creation of predictable AES keys for NFC tags.

Affected Systems and Versions

Telenot CompasX versions earlier than 32.0 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability to potentially gain unauthorized access through manipulation of NFC tags.

Mitigation and Prevention

Discover how to address and prevent the CVE-2021-34600 vulnerability below.

Immediate Steps to Take

It is crucial to update to CompasX versions equal to or greater than 32.0 to mitigate this issue.

Long-Term Security Practices

Enhance security by leveraging alternative authentication factors alongside Desfire NFC tag authentication.

Patching and Updates

Ensure the timely installation of patches and updates to maintain the security of the system.