Alexander V. Leonov

About Elevation of Privilege – Windows Agere Modem Driver (CVE-2025-24990) vulnerability. The vulnerability is from Microsoft’s October Patch Tuesday. Agere Modem Driver (ltmdm64.sys) is a software component that allows a computer to communicate with an Agere (or LSI) modem for dial‑up or fax connections. 📠🙄 Despite its questionable practical usefulness, the driver continued to be […]

About Cross Site Scripting – Zimbra Collaboration (CVE-2025-27915) vulnerability. Zimbra Collaboration is a collaboration software suite, somewhat similar to Microsoft Exchange. Exploiting this vulnerability in the web mail client (Classic Web Client) allows an unauthenticated attacker to execute arbitrary JavaScript in the context of the victim’s session. To do this, the attacker only needs to […]

About Remote Code Execution – SAP NetWeaver (CVE-2025-31324, CVE-2025-42999) vulnerability. SAP NetWeaver is the core SAP platform for running applications and integrating systems. Vulnerabilities were found in its Visual Composer component – a web tool for business app modeling. A lack of authorization checks (CVE-2025-31324) and insecure deserialization (CVE-2025-42999) allows unauthenticated attackers to perform remote […]

September Microsoft Patch Tuesday. A total of 103 vulnerabilities, 29 fewer than in August. Of these, 25 vulnerabilities were added between the August and September MSPT. So far, no vulnerabilities are known to be exploited in the wild. Two have public PoC exploits: 🔸 DoS – Newtonsoft.Json (CVE-2024-21907)🔸 EoP – Azure Networking (CVE-2025-54914) Notable among […]

August Linux Patch Wednesday. I’m late with this LPW since I was improving the generation of LPW bulletin lists and the operation of Vulristics. 🙂 In August, Linux vendors addressed 867 vulnerabilities, nearly twice July’s total, including 455 in the Linux Kernel. One vulnerability is confirmed exploited in the wild (CISA KEV): 🔻 SFB – […]

About Remote Code Execution – WinRAR (CVE-2025-6218, CVE-2025-8088) vulnerabilities. A crafted file path inside an archive may cause the extraction process to move into unintended directories (including the Startup directories 😈), which can result in archive extraction leading to the execution of malicious code in the context of the current user. 🩹 Vulnerability CVE-2025-6218 was […]

🔍 Vulners Lookup – augmented CVE reality. Yesterday, VulnCheck unveiled a prototype Chrome/Chromium plugin that highlights CVE identifiers on any website and shows a popup with vulnerability details, including whether the vulnerability is in the VulnCheck KEV (an extended CISA KEV). ⚡️ The Vulners team saw this news, loved the idea, and built their own […]

Statistics on 2024 trending vulnerabilities were featured in the OIC-CERT annual report. 🎉 🔹 The Organisation of Islamic Cooperation (OIC) is the largest and most influential official intergovernmental Muslim international organization. It currently unites 57 countries with a population of about 2 billion people. Russia is also a member of the OIC as an observer. […]

August Microsoft Patch Tuesday. A total of 132 vulnerabilities, 20 fewer than in July. Of these, 25 were added between the July and August MSPT. Three are actively exploited, including two related to the trending SharePoint “ToolShell” flaw, exploited since July 17. 🔻 RCE – Microsoft SharePoint Server (CVE-2025-53770)🔻 Spoofing – Microsoft SharePoint Server (CVE-2025-53771) […]

August “In the Trend of VM” (#18): vulnerabilities in Microsoft Windows and SharePoint. A traditional monthly roundup – this time, it’s extremely short. 🗞 Post on Habr (rus)🗒 Digest on the PT website (rus) Only two trending vulnerabilities: 🔻 Remote Code Execution – Microsoft SharePoint Server “ToolShell” (CVE-2025-53770). The vulnerability is being widely exploited; attackers […]