101 matches found
PT-2026-27351
Name of the Vulnerable Software and Affected Versions EnTech Taiwan TVicPort Product version 4.0 Description An issue in the TVicPort64.sys component allows attackers to escalate privileges by sending crafted IOCTL 0x80002008 requests. This can lead to a kernel takeover via a Bring Your Own...
54 EDR Killers Use BYOVD to Exploit 35 Signed Vulnerable Drivers and Disable Security
A new analysis of endpoint detection and response EDR killers has revealed that 54 of them leverage a technique known as bring your own vulnerable driver BYOVD by abusing a total of 35 vulnerable drivers. EDR killer programs have been a common presence in ransomware intrusions as they offer a way...
CVE-2025-69784
A local, non-privileged attacker can abuse a vulnerable IOCTL interface exposed by the OpenEDR 2.5.1.0 kernel driver to modify the DLL injection path used by the product. By redirecting this path to a user-writable location, an attacker can cause OpenEDR to load an attacker-controlled DLL into...
CVE-2025-14963
A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...
CVE-2025-14963
A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...
EUVD-2025-208089
A vulnerability identified in the Trellix HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory...
CVE-2025-14963
A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...
CVE-2025-14963
CVE-2025-14963 involves the Trellix HX Agent driver file fekern.sys. The vulnerability enables a local user to obtain elevated privileges by leveraging a Bring Your Own Vulnerable Driver (BYOVD) to access the lsass.exe memory. The description notes that the vulnerable driver installed in a system...
CVE-2025-14963
A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...
PT-2026-21777
Name of the Vulnerable Software and Affected Versions Trellix HX Agent affected versions not specified Description A security issue exists in the Trellix HX Agent driver file fekern.sys that could allow a local user to gain elevated system privileges. Exploitation involved leveraging a Bring Your...
PT-2026-8219
Name of the Vulnerable Software and Affected Versions SilverFox affected versions not specified Description A proof of concept has been published demonstrating exploitation in the wild. The Silverfox Group is actively exploiting this issue to terminate antivirus processes. The vulnerable driver i...
Reynolds Ransomware Embeds BYOVD Driver to Disable EDR Security Tools
Cybersecurity researchers have disclosed details of an emergent ransomware family dubbed Reynolds that comes embedded with a built-in bring your own vulnerable driver BYOVD component for defense evasion purposes within the ransomware payload itself. BYOVD refers to an adversarial technique that...
Exploit for CVE-2026-0828
💀 0xKern3lCrush-M4te-CVE-2026-0828 Windows BYOVD Research &...
New Osiris Ransomware Emerges as New Strain Using POORTRY Driver in BYOVD Attack
Cybersecurity researchers have disclosed details of a new ransomware family called Osiris that targeted a major food service franchisee operator in Southeast Asia in November 2025. The attack leveraged a malicious driver called POORTRY as part of a known technique referred to as bring your own...
CVE-2025-67246
A local information disclosure vulnerability exists in the Ludashi driver before 5.1025 due to a lack of access control in the IOCTL handler. This driver exposes a device interface accessible to a normal user and handles attacker-controlled structures containing the lower 4GB of physical addresse...
New BYOVD loader behind DeadLock ransomware attack
While tracking ransomware activities, Cisco Talos uncovered new tactics, techniques, and procedures TTPs linked to a financially motivated threat actor targeting victims with DeadLock ransomware. The actor used the Bring Your Own Vulnerable Driver BYOVD technique with a previously unknown loader ...
CVE-2025-65001
Fujitsu fbiosdrv.sys before 2.5.0.0 allows an attacker to potentially affect system confidentiality, integrity, and availability...
Qilin Ransomware Combines Linux Payload With BYOVD Exploit in Hybrid Attack
The ransomware group known as Qilin aka Agenda, Gold Feather, and Water Galura has claimed more than 40 victims every month since the start of 2025, barring January, with the number of postings on its data leak site touching a high of 100 cases in June. The development comes as the...