ASD Warns of Ongoing BADCANDY Attacks Exploiting Cisco IOS XE Vulnerability

ASD Warns of Ongoing BADCANDY Attacks Exploiting Cisco IOS XE Vulnerability

The Australian Signals Directorate reports ongoing cyber attacks exploiting the critical CVE-2023-20198 vulnerability in unpatched Cisco IOS XE devices, utilizing a new implant called BADCANDY. Threat actors, including Chinese-linked groups like Salt Typhoon, have infected hundreds of devices, emphasizing the importance of applying patches and device hardening. #CVE2023-20198 #SaltTyphoon

Keypoints

  • The ASD warns about ongoing exploits of CVE-2023-20198 targeting unpatched Cisco IOS XE devices in Australia.
  • Cyber actors use the BADCANDY web shell implant to maintain access and mask vulnerabilities post-infection.
  • Up to 400 devices have been compromised since July 2025, with 150 infected in October alone.
  • The malware is non-persistent but can be reintroduced if devices remain exposed and unpatched.
  • ASD recommends patching systems, reviewing configuration for unauthorized accounts, and following Cisco hardening guidelines.

Read More: https://thehackernews.com/2025/11/asd-warns-of-ongoing-badcandy-attacks.html