CVSS 9.8 CRITICAL Bulletin: Realtek Advisory Published: 2014-11-05

CVE-2014-8361: Realtek SDK Miniigd SOAP Service Command Injection (Mirai Botnet)

Technical intelligence and weaponization dossier for CVE-2014-8361. Documented exploitation across 1 active malware families totaling 1 analyzed telemetry samples.

Attributed Families
1
Sample Volume
1
CVSS Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Official NIST NVD
View NVD Record →

Vulnerability Specifications & Root Cause

Vulnerability ID CVE-2014-8361
Common Name / Bulletin Realtek SDK Miniigd SOAP Service Command Injection (Mirai Botnet) (Realtek Advisory)
CWE Classification CWE-78: OS Command Injection in miniigd UPnP
Affected Software & Versions Realtek RTL819xD router SDK miniigd SOAP service
Technical Root Cause SOAP service in miniigd UPnP daemon accepted unsanitized NewInternalClient inputs via NTP synchronization commands, enabling remote shell execution on IoT routers.
Associated ATT&CK Techniques
  • T1190 — Associated ATT&CK Technique
  • T1059.004 — Associated ATT&CK Technique

Malware Families Weaponizing CVE-2014-8361

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
miraiBotnet1Mirai (Japanese for 'the future') is a revolutionary Linux-based malware family and botnet that transformed internet of things (IoT) security upon its emergence...

SOC Detection & Threat Hunting Guidance

Threat hunting leads and behavioral telemetry patterns to identify weaponized exploitation of CVE-2014-8361 in enterprise networks:

HTTP POST requests to TCP port 52869 containing SOAP action 'urn:schemas-upnp-org:service:WANIPConnection:1#AddPortMapping' with shell metacharacters (` ` or $( )).

Remediation & Defensive Hardening

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

Actionable Guidance: Upgrade router firmware to latest Realtek SDK patch; disable UPnP on external WAN interfaces; implement strict ingress ACLs on edge routers.

For end-to-end incident response procedures, consult our dedicated playbook: Botnet Protection & Remediation →

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