CVE-2022-24402

Summary

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 Software

VendorProductVersion RangeStatus
ETSITETRA StandardTEA1affected

Weaknesses

  • CWE-334: Small Space of Random Values

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References