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:

  • Iranian Hackers Installed Crypto Miner in Federal Agency After Exploiting Unpatched Log4Shell Vulnerability

    November 25, 2022

    The Cybersecurity and Infrastructure Security Agency (CISA) said Iranian hackers breached a federal agency that failed to patch the Log4Shell vulnerability and deployed a crypto miner. The Log4Shell vulnerability (CVE-2021-44228) is a critical remote code execution flaw on Apache’s Log4j logging library popular with Java developers. The breach that occurred as early as February 2022 impacted ...

  • Google pushes emergency Chrome update to fix 8th zero-day in 2022

    November 25, 2022

    Google has released an emergency security update for the desktop version of the Chrome web browser, addressing the eighth zero-day vulnerability exploited in attacks this year. The high-severity flaw is tracked as CVE-2022-4135 and is a heap buffer overflow in GPU, discovered by Clement Lecigne of Google’s Threat Analysis Group on November 22, 2022. “Google is aware ...

  • CISA Releases Eight Industrial Control Systems Advisories

    November 22, 2022

    CISA has released eight (8) Industrial Control Systems (ICS) advisories on 22 November 2022. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. CISA encourages users and administrators to review the newly released ICS advisory for technical details and mitigations: ICSA-22-326-01 AVEVA Edge ICSA-22-326-02 Digital Alert Systems DASDEC ICSA-22-326-03 Phoenix Contact Automation Worx ICSA-22-326-04 GE ...

  • Vulnerable SDK components lead to supply chain risks in IoT and OT environments

    November 22, 2022

    Vulnerabilities in network components, architecture files, and developer tools have become increasingly popular attack vectors to gain access into secure networks and devices. External tools and products that are managed by vendors and developers can pose a security risk, especially to targets in sensitive industries. Attacks on software and hardware supply chains, like Log4J and ...

  • Mind the Gap

    November 22, 2022

    In June 2022, Project Zero researcher Maddie Stone gave a talk at FirstCon22 titled 0-day In-the-Wild Exploitation in 2022…so far. A key takeaway was that approximately 50% of the observed 0-days in the first half of 2022 were variants of previously patched vulnerabilities. This finding is consistent with our understanding of attacker behavior: attackers will ...

  • #StopRansomware: Hive Ransomware

    November 17, 2022

    As of November 2022, Hive ransomware actors have victimized over 1,300 companies worldwide, receiving approximately US$100 million in ransom payments, according to FBI information. Hive ransomware follows the ransomware-as-a-service (RaaS) model in which developers create, maintain, and update the malware, and affiliates conduct the ransomware attacks. From June 2021 through at least November 2022, threat ...