Blueliv Intelligence Briefing

Your cybersecurity news summary

Tuesday,   July 21st,   2020

Welcome to today’s intelligence briefing, covering noteworthy items on the cybersecurity news agenda.

Find these stories on the Blueliv Threat Exchange Network, a global community of thousands of cybersecurity experts, IT professionals and academics. Membership is free.

Read the latest research blogs from the Blueliv Labs team.

SIGred Windows DNS bug gets micropatch

SIGRed stems from a flaw in how Microsoft implemented the DNS server role and affects all Windows DNS server versions starting 2003. Experts say that the official patch had three integer overflow/underflow checks, “for one subtraction and two addition operations.” The micropatch is similar but also detects logs and shows an exploit attempt when detecting the over/underflow. Learn more >

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