Description
A flaw in the TETRA authentication procecure allows a MITM adversary that can predict the MS challenge RAND2 to set session key DCK to zero.
References (1)
Scores
CVSS v3
7.5
EPSS
0.0016
EPSS Percentile
36.2%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-639
CWE-807
Status
published
Products (1)
midnightblue/tetra\
burst
Published
Oct 19, 2023
Tracked Since
Feb 18, 2026