Vulnerability CVE-2021-34600
Published: 2022-01-20

Description:
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 used for authorization of users.

Type:

CWE-338

 (Use of Cryptographically Weak PRNG)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Telenot -> Compasx 

 References:
https://www.x41-dsec.de/lab/advisories/x41-2021-003-telenot-complex-insecure-keygen/
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