On April 8, 2025, Microsoft patched 121 vulnerabilities across its products, including CVE-2025-29824—the only one known to be exploited in the wild. This particular flaw enabled adversaries to escalate Windows privileges by leveraging a bug in the clfs.sys driver.
Microsoft Threat Intelligence discovered the issue during the Storm-2460 attacks targeting organizations in Saudi Arabia, Spain, Venezuela, and the United States. By exploiting CVE‑2025‑29824, the threat actor was able to escalate its privileges to NT AUTHORITY\SYSTEM to perform lateral movement and encrypt victims’ files.
Read more…
Source: BI.ZONE
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Cisco Plugs Security Hole in Small Business Routers
March 17, 2021
A popular line of small business routers made by Cisco Systems are vulnerable to a high-severity vulnerability. If exploited, the flaw could allow a remote – albeit authenticated – attacker to execute code or restart affected devices unexpectedly. Cisco issued fixes on Wednesday for the flaw in its RV132W ADSL2+ Wireless-N VPN routers and RV134W VDSL2 ...
- Critical Security Hole Can Knock Smart Meters Offline
March 12, 2021
Critical security vulnerabilities in Schneider Electric smart meters could allow an attacker a path to remote code execution (RCE), or to reboot the meter causing a denial-of-service (DoS) condition on the device. Schneider Electric’s PowerLogic ION/PM smart meter product line, like other smart meters, is used by consumers in their homes, but also by utility companies ...
- New ZHtrap botnet malware deploys honeypots to find more targets
March 12, 2021
A new botnet is hunting down and transforming infected routers, DVRs, and UPnP network devices into honeypots that help it find other targets to infect. The malware, dubbed ZHtrap by the 360 Netlab security researchers who spotted it, is loosely based on Mirai’s source code, and it comes with support for x86, ARM, MIPS, and other ...
- Security and Privacy of COVID-19 Contact-Tracing Apps
March 12, 2021
Symantec analyzed the top 25 COVID-19 national contact-tracing apps to see which follow security and privacy best practices. Unfortunately, in this new COVID-19 era it’s not just our computers we have to protect from infection, but also ourselves and our loved ones. Along with social distancing, wearing a mask, and washing our hands, technology is also ...
- Hafnium’s China Chopper: a ‘slick’ and tiny web shell for creating server backdoors
March 11, 2021
Researchers have provided insight into China Chopper, a web shell used by the state-sponsored Hafnium hacking group. Hafnium is a group of cyberattackers originating from China. The collective recently came into the spotlight due to Microsoft linking them to recent attacks exploiting four zero-day vulnerabilities — CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, and CVE-2021-27065 — in Microsoft Exchange Server. Microsoft ...
- Microsoft Exchange Servers Face APT Attack Tsunami
March 11, 2021
Recently patched Microsoft Exchange vulnerabilities are under fire from at least 10 different advanced persistent threat (APT) groups, all bent on compromising email servers around the world. Overall exploitation activity is snowballing, according to researchers. Microsoft said in early March that it had spotted multiple zero-day exploits in the wild being used to attack on-premises versions ...