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CAPEC-626 — Smudge Attack

provenance: imported

CAPEC-626: Smudge Attack

MITRE CAPEC attack pattern

Status Draft
Typical severity
Likelihood of attack
Catalogue CAPEC 3.9 (2023-01-24)

Description

Attacks that reveal the password/passcode pattern on a touchscreen device by detecting oil smudges left behind by the user’s fingers.

Prerequisites

  • The attacker must have physical access to the device.

Skills required

  • Medium: The attacker must know how to make use of these smudges.

Consequences

  • Access Control: Bypass Protection Mechanism

Mitigations

  • Strong physical security of the device.

Source