Telco Security

Mobile Attack Taxonomy

Complete classification framework for mobile security attacks across all attack surfaces

Attack Categories

Hardware-Level Attacks
3 attack types in this category
Baseband Processor Exploitation
Critical

Impact:

Remote code execution, call/SMS interception, location tracking

Examples:

  • Qualcomm CVE-2020-11292
  • MediaTek CVE-2021-0674
  • Shannon Baseband vulnerabilities
Side-Channel Attacks
High

Impact:

Cryptographic key extraction, PIN/password recovery

Examples:

  • Cache timing attacks
  • Power analysis
  • Acoustic cryptanalysis
Cold Boot Attacks
High

Impact:

Memory dumping, encryption key recovery, sensitive data theft

Examples:

  • FROST attack
  • RAM content recovery
  • Forensic memory acquisition
Operating System Attacks
3 attack types in this category
Privilege Escalation
Critical

Impact:

Root/administrator access, security control bypass, malware persistence

Examples:

  • Dirty Cow (CVE-2016-5195)
  • iOS Jailbreak exploits
  • Android system service vulnerabilities
Bootloader Attacks
Critical

Impact:

Persistent malware installation, security bypass, device control

Examples:

  • Bootloader vulnerabilities
  • BootROM exploits (checkm8)
  • Custom ROM installation
Sandbox Escape
High

Impact:

Cross-app data access, permission bypass, privacy violations

Examples:

  • iOS WebKit sandbox escapes
  • Android Binder vulnerabilities
  • Chrome renderer bypasses
Application-Level Attacks
3 attack types in this category
App Repackaging
High

Impact:

Data theft, credential harvesting, ad fraud, malware distribution

Examples:

  • Banking trojan repackaging
  • Game modifications with malware
  • Enterprise app certificate abuse
WebView Exploitation
High

Impact:

JavaScript injection, same-origin policy bypass, data exfiltration

Examples:

  • addJavascriptInterface vulnerabilities
  • Universal XSS
  • Local file access
Data Leakage
Medium

Impact:

Privacy violations, credential theft, intellectual property exposure

Examples:

  • Plaintext credential storage
  • Insecure HTTP transmissions
  • Excessive logging
Network-Based Attacks
3 attack types in this category
Man-in-the-Middle Attacks
Critical

Impact:

Data interception, credential theft, session hijacking

Examples:

  • Public Wi-Fi interception
  • SSL/TLS downgrade attacks
  • Proxy server exploitation
IMSI Catcher Attacks
Critical

Impact:

Call/SMS interception, location tracking, downgrade attacks

Examples:

  • Stingray devices
  • 2G/3G downgrade attacks
  • Silent SMS tracking
SS7/Diameter Protocol Attacks
Critical

Impact:

SMS interception, call redirection, location tracking

Examples:

  • SMS interception for 2FA bypass
  • Call forwarding attacks
  • Location privacy violations
Social Engineering Attacks
3 attack types in this category
Mobile Phishing
High

Impact:

Credential theft, account compromise, malware installation

Examples:

  • Banking credential phishing
  • COVID-19 smishing campaigns
  • Fake app installation prompts
QR Code Attacks
Medium

Impact:

Phishing, malware distribution, payment fraud

Examples:

  • Malicious payment QR codes
  • QR codes leading to phishing sites
  • Automatic action QR codes
Mobile Scareware
Medium

Impact:

Premium service subscription, malware installation, financial fraud

Examples:

  • Fake virus scanner ads
  • Browser lockscreen scams
  • Fake security warning notifications

Mitigation Strategies

Hardware Security
  • Baseband firmware updates
  • Hardware isolation between baseband and application processor
  • Secure boot for baseband firmware
  • Constant-time cryptographic implementations
OS Security
  • Regular security updates
  • Kernel hardening
  • SELinux/sandbox enforcement
  • Verified boot
  • Bootloader locking
Application Security
  • App signing verification
  • Tamper detection
  • Runtime application self-protection
  • Secure storage APIs
  • Transport Layer Security
Network Security
  • Certificate pinning
  • HTTPS enforcement
  • VPN usage
  • Encrypted communications apps
  • Network security monitoring
User Education
  • Security awareness training
  • Anti-phishing technologies
  • Multi-factor authentication
  • QR scanner with preview functionality