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Cling botnet
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- 1Hackers Exploit Realtek SDK Flaw to Deploy Cling Botnet▼⚠️ CRITICAL: Realtek Jungle SDK Exploit Attempts Deliver Cling Botnet With STUN-Based C2 Threat actors are actively expl
Threat actors are actively exploiting CVE-2021-35394, a vulnerability in Realtek's Jungle SDK, to distribute the Cling botnet. The malware disguises its command-and-control traffic as legitimate NAT traffic using the STUN protocol, making it harder to detect. Security researchers warn affected routers and IoT devices should be patched urgently.
- 2Realtek SDK flaws exploited to deploy Cling botnet●🔒 Security News Digest - 2026-10-05 📊 19 updates from 7 sources: 🔹 The Hacker News: Realtek Jungle SDK Exploit Attempts
Security researchers report active exploit attempts against vulnerabilities in the Realtek Jungle SDK, used widely in networking and IoT devices. Attackers are delivering the Cling botnet, which uses STUN-based command-and-control to evade detection. The findings are part of a broader digest of 19 cybersecurity updates from seven sources, alongside reporting on threats targeting the credential layer.