CVSS 7.8 HIGH Bulletin: Android Security Bulletin — May 2020 Published: 2020-05-14

CVE-2020-0096: Android StrandHogg 2.0 Task Affinity & Activity Hijacking Vulnerability

Technical intelligence and weaponization dossier for CVE-2020-0096. Documented exploitation across 1 active malware families totaling 0 analyzed telemetry samples.

Attributed Families
1
Sample Volume
0
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Official NIST NVD
View NVD Record →

Vulnerability Specifications & Root Cause

Vulnerability ID CVE-2020-0096
Common Name / Bulletin Android StrandHogg 2.0 Task Affinity & Activity Hijacking Vulnerability (Android Security Bulletin — May 2020)
CWE Classification CWE-1021: Improper Restriction of Rendered UI Layers or Frames
Affected Software & Versions Android 8.0, 8.1, 9.0
Technical Root Cause Flaw in Android ActivityManagerService permitting malicious background applications to hijack tasks and overlay credential-harvesting phishing dialogs over legitimate banking apps by manipulating taskAffinity attributes.
Associated ATT&CK Techniques
  • T1411 — Associated ATT&CK Technique
  • T1636 — Associated ATT&CK Technique
  • T1404 — Associated ATT&CK Technique

Malware Families Weaponizing CVE-2020-0096

Empirical catalog telemetry verifies that the following 1 malware families weaponize this vulnerability for initial access, privilege escalation, or lateral movement:

1 families
Malware Family Category Catalog Samples Operational Profile
jokerTrojanSampledJoker (tracked extensively by Google Threat Analysis Group as 'Bread', and cataloged across mobile defense telemetry as Trojan.AndroidOS.Joker, Android.Joker, a...

SOC Detection & Threat Hunting Guidance

Threat hunting leads and behavioral telemetry patterns to identify weaponized exploitation of CVE-2020-0096 in enterprise networks:

ActivityManager dumpsys output displaying foreign package task stacks assuming taskAffinity associated with financial institution packages.

Remediation & Defensive Hardening

SOC containment checklist and attack surface reduction measures to neutralize exploitation:

Actionable Guidance: Deploy May 2020 Android security rollup; inspect foreground activity task hierarchies via enterprise Mobile Device Management.

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