CVE-2022-24402
moderate-risk
Published 2023-10-19
The TETRA TEA1 keystream generator implements a key register initialization function that compresses the 80-bit key to only 32 bits for usage during the keystream generation phase, which is insufficient to safeguard against exhaustive search attacks.
Do I need to act?
-
0.39% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
ADJACENT_NETWORK
/ LOW complexity
Affected Products (1)
Tetra\
Affected Vendors
References (2)
Vendor Advisory
https://tetraburst.com/
Vendor Advisory
https://tetraburst.com/
33
/ 100
moderate-risk
Severity
27/34 · High
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal