Deep dive into CVE‑2025‑29824 in Windows


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:

  • 30M Dell Devices at Risk for Remote BIOS Attacks, RCE

    June 24, 2021

    A high-severity series of four vulnerabilities can allow remote adversaries to gain arbitrary code execution in the pre-boot environment on Dell devices, researchers said. They affect an estimated 30 million individual Dell endpoints worldwide. According to an analysis from Eclypsium, the bugs affect 129 models of laptops, tablet and desktops, including enterprise and consumer devices, that ...

  • Critical Palo Alto Cyber-Defense Bug Allows Remote ‘War Room’ Access

    June 23, 2021

    A critical security bug in Palo Alto Networks’ Cortex XSOAR could allow remote attackers to run commands and automations in the Cortex XSOAR War Room and to take other actions on the platform, without having to log in. Found internally by Palo Alto, the bug (CVE-2021-3044) is an improper-authorization vulnerability that “enables a remote unauthenticated attacker ...

  • Analyzing SonicWall’s Unsuccessful Fix for CVE-2020-5135

    June 22, 2021

    By Craig Young, a computer security researcher with Tripwire’s Vulnerability and Exposures Research Team Back in September 2020, I configured a SonicWall network security appliance to act as a VPN gateway between physical devices in my home lab and cloud resources on my Azure account. As I usually do with new devices on my network, I ...

  • Email Bug Allows Message Snooping, Credential Theft

    June 22, 2021

    Researchers warn hackers can snoop on email messages by exploiting a bug in the underlying technology used by the majority of email servers that run the Internet Message Access Protocol, commonly referred to as IMAP. The bug, first reported in August 2020 and patched Monday, is tied to the email server software Dovecot, used by ...

  • Black Kingdom ransomware

    June 17, 2021

    Black Kingdom ransomware appeared on the scene back in 2019, but we observed some activity again in 2021. The ransomware was used by an unknown adversary for exploiting a Microsoft Exchange vulnerability (CVE-2021-27065). The complexity and sophistication of the Black Kingdom family cannot bear a comparison with other Ransomware-as-a-Service (RaaS) or Big Game Hunting (BGH) families. ...

  • ZDI-21-502: An Information Disclosure Bug In ISC Bind Server

    June 16, 2021

    Last year, we received a submission of a remote code execution vulnerability in the ISC BIND server. Later, that same anonymous researcher submitted a second bug in this popular DNS server. Similar to the first bug, it exists within the Simple and Protected GSSAPI Negotiation Mechanism (SPNEGO) component, and its location is quite close to ...