Security company ESET is now tracking 10 different threat groups or otherwise unique clusters of breaches that have used a chain of vulnerabilities Microsoft patched in Exchange Server last week.
When Microsoft patched the vulnerabilities, the company attributed attacks in the wild to a single actor it dubbed Hafnium, which Microsoft believes is a Chinese state-sponsored group. Since the patch was issued, researchers have identified other groups starting to take advantage of the same vulnerabilities in still-unpatched systems.
Please register to continue.
Already registered? Log in.
Once you register, you'll receive:
The context and insight you need to stay abreast of the most important developments in cybersecurity. CISO and practitioner perspectives; strategy and tactics; solutions and innovation; policy and regulation.
Unlimited access to nearly 20 years of SC Media industry analysis and news-you-can-use.
SC Media’s essential morning briefing for cybersecurity professionals.
One-click access to our extensive program of virtual events, with convenient calendar reminders and ability to earn CISSP credits.