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HIGH · 8.8

CVE-2022-24402

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 insufficie...

Vulnerability Description

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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
MidnightblueTetra\burst

Related Weaknesses (CWE)

CWE-307CWE-334

References

FAQ

What is CVE-2022-24402?

CVE-2022-24402 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 insufficie...

How severe is CVE-2022-24402?

CVE-2022-24402 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-24402?

Check the references section above for vendor advisories and patch information. Affected products include: Midnightblue Tetra\.