CVE-2022-24400CWE-807

DCK pinning attack in TETRA

High · published October 19, 2023

CVSS v3.1
7.5
EPSS
0%
Percentile
18.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R/CR:H/IR:H/AR:H/MAV:A/MAC:H/MPR:N/MUI:N/MS:U/MC:H/MI:H/MA:H
CVSS v4.0
Not supplied
EPSS
0.00274 · 18.7th percentile
Weakness
CWE-807 · Reliance on Untrusted Inputs in a Security Decision
Published
2023-10-19T09:33Z
EPSS history
Timeline
  • 19 OCT 09:33Z
    DCK pinning attack in TETRA
    cvelistv5