Alexander V. Leonov

May “In the Trend of VM” (#15): vulnerabilities in Microsoft Windows and the Erlang/OTP framework. A traditional monthly vulnerability roundup. 🙂 🗞 Post on Habr (rus)🗒 Digest on the PT website (rus) A total of 4 trending vulnerabilities: 🔻 Elevation of Privilege – Windows Common Log File System Driver (CVE-2025-29824)🔻 Elevation of Privilege – Windows […]

About Remote Code Execution – 7-Zip (BDU:2025-01793) vulnerability. It’s about the fact that files unpacked using 7-Zip don’t get the Mark-of-the-Web. As a result, Windows security mechanisms don’t block the execution of the unpacked malware. If you remember, there was a similar vulnerability in January – CVE-2025-0411. The problem was with running files from the […]

I’m done preparing the slides for my talk about Vulristics at PHDays. 😇 I’ll be speaking on the last day of the festival – Saturday, May 24, at 16:00 in Popov Hall 25. If you’re there at that time, I’d be glad to see you. If not – join online! 😉 I’ll have an hour […]

I checked out the European vulnerability database, EUVD, which was officially launched yesterday. Its usefulness is questionable for now. 🤷‍♂️ 🔹 Basically, they pull data from public sources (MITRE CVE DB, CISA KEV, GHSA, EPSS, and a few others), map it under their own EUVD identifier (everything is mapped by CVE 😉), and provide a […]

May Microsoft Patch Tuesday. A total of 93 vulnerabilities – about 1.5 times fewer than in April. Of these, 22 were added between the April and May MSPT. There are 5 vulnerabilities show signs of in-the-wild exploitation: 🔻 EoP – Microsoft DWM Core Library (CVE-2025-30400)🔻 EoP – Windows CLFS Driver (CVE-2025-32701, CVE-2025-32706)🔻 EoP – Windows […]

About Remote Code Execution – Erlang/OTP (CVE-2025-32433) vulnerability. Erlang is a programming language used to build massively scalable soft real-time systems with requirements for high availability. Used in telecom, banking, e-commerce, telephony, and messaging. OTP is a set of Erlang libraries and design principles providing middle-ware to develop these systems. A message handling vulnerability in […]

About Elevation of Privilege – Windows Common Log File System Driver (CVE-2025-29824) vulnerability. The vulnerability from the April Microsoft Patch Tuesday allows an attacker operating under a regular user account to escalate their privileges to SYSTEM level.🔻 According to Microsoft, the vulnerability was exploited in attacks against organizations in the U.S., Venezuela, Spain, and Saudi […]

About Spoofing – Windows NTLM (CVE-2025-24054) vulnerability. It was patched in the March Microsoft Patch Tuesday. VM vendors didn’t mention this vulnerability in their reviews; it was only known to be exploited via user interaction with a malicious file. A month later, on April 16, Check Point published a blog post with technical details, revealing […]

About Remote Code Execution & Arbitrary File Reading – Apache HTTP Server (CVE-2024-38475) vulnerability. Improper escaping of output in mod_rewrite module leads to remote code execution or arbitrary file reading. Successful exploitation does not require authentication. 🔻 Apache HTTP Server 2.4.60, which includes a fix for this vulnerability, was released on July 1, 2024. Orange […]

April Linux Patch Wednesday. Total vulnerabilities: 251. 👌 164 in the Linux Kernel. No vulnerabilities show signs of being exploited in the wild. There are 7 vulnerabilities that appear to have publicly available exploits. For 2 vulnerabilities, exploit code with detailed explanation is available on GitHub. Both were first patched in RedOS packages: 🔸 SQL […]