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Improper Validation of Array Index

CVE-2022-43677

Medium
5.5/10

Summary

In free5GC, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in "aper.GetBitString".

  • LOW
  • LOCAL
  • NONE
  • UNCHANGED
  • REQUIRED
  • NONE
  • NONE
  • HIGH

CWE-129 - Improper Validation of Array Index

The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.

References

Advisory Timeline

  • Published