CVE-2022-24402 — Intentionally weakened effective strength in TETRA TEA1

CVE-2022-24402

Intentionally weakened effective strength in TETRA TEA1 PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
ETSI / TETRA Standard	affected TEA1

CWE

CWE-334

References

https://tetraburst.com/

ADP enrichment

CVE

No English description supplied.

https://tetraburst.com/

CISA-ADP

No English description supplied.

No references supplied.