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01 Record

CVE-2022-24401

Keystream recovery for arbitrary frames in TETRA

HighPUBLISHEDCNA: NCSC-NL
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C/CR:H/IR:H/AR:H/MAV:A/MAC:L/MPR:N/MUI:N/MS:U/MC:H/MI:H/MA:H

02 Description

Keystream recovery for arbitrary frames in TETRA

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.33% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 27.0% of scored records. A rank, not a probability.
NVD base score
8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-10-19 09:32Z3 YR AGO
Last updated
2024-08-03 04:13Z2 YR AGO
Reserved
2022-02-04
Assigning CNA
NCSC-NL
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C/CR:H/IR:H/AR:H/MAV:A/MAC:L/MPR:N/MUI:N/MS:U/MC:H/MI:H/MA:H
Weaknesses
  • CWE-323Reusing a Nonce, Key Pair in EncryptionBase
  • CWE-639Authorization Bypass Through User-Controlled KeyBase
Data version
5.1
Document digest
41b7ff5ce5f37196b70b0d8fc2ad3d8ae02303f623f547410b34882e80a63af1

05 Affected products

VendorProductVersionsPlatforms
ETSITETRA Standardall—

06 References