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Improper Restriction of Rendered UI Layers or Frames

CVE-2021-40834

Medium
4.3/10

Summary

A user interface overlay vulnerability was discovered in F-secure SAFE Browser for Android. When user click on a specially crafted seemingly legitimate URL SAFE browser goes into full screen and hides the user interface. A remote attacker can leverage this to perform spoofing attack.

  • LOW
  • NETWORK
  • LOW
  • UNCHANGED
  • REQUIRED
  • HIGH
  • LOW
  • LOW

CWE-1021 - Improper Restriction of Rendered UI Layers or Frames

The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.

References

Advisory Timeline

  • Published