25 matches found
CVE-2021-40449-Exploit
CVE-2021-40449-Exploit Windows 10 14393 및 Windows 10 17763에서만 작동합니다. Palette로 스프레이하고 RtlSetAllBits로 쓰기를 수행합니다...
CallbackHell
CallbackHell CVE-2021-40449 Win32k - LPE 취약점 익스플로잇 CallbackHell 설명 기술적 분석 PoC 참고 자료 설명 CVE-2021-40449는 Win32k에서 발생하는 use-after-free 취약점으로, 로컬 권한 상승을 가능하게 합니다. 이 취약점은 Kaspersky에 의해 실제 공격 환경에서 발견되었습니다. 발견된 익스플로잇은 다음 Windows 제품을 지원하도록 작성되었습니다. Microsoft Windows Vista Microsoft Windows 7 Microsoft...
voidmap
voidmap CVE-2021-40449를 악용하여 주어진 단일 인자로 특정 주소에서 임의 함수를 실행하는 매우 간단한 드라이버 수동 매퍼manual mapper입니다. CallbackHell 익스플로잇 PoC를 기반으로 합니다. Windows 10 Pro For Workstations 1809 17763.37964비트에서 테스트되었지만, 실제로는 그 시기 전후의 시스템이라면 대부분 지원되어야 합니다. 다음과 같은 작업을 수행합니다: cr4 레지스터 값을 다시 작성하여 SMEP및 가능하면 SMAP 비활성화 원하는 드라이버를...
cve-2021-40449-poc
이 저장소에는 README가 없습니다...
Metasploit Wrap-Up
Callback Hell Metasploit has now added an exploit module for CVE-2021-40449, a Windows local privilege escalation exploit caused by a use-after-free during the NtGdiResetDC callback in vulnerable versions of win32k.sys. This module can be used to escalate privileges to those of NT AUTHORITY\SYSTE...
Exploit for Use After Free in Microsoft
CVE-2021-40449 More info here: https://kristal-g.github.io/20...
Security News: Microsoft Patch Tuesday October 2021, Autodiscover, MysterySnail, Exchange, DNS, Apache, HAProxy, VMware vCenter, Moodle
Hello everyone! This episode will be about relatively recent critical vulnerabilities. Lets start with Microsoft Patch Tuesday for October 2021. Specifically, with the vulnerability that I expected there, but it didnt get there. Autodiscover leak discovered by Guardicore Labs "Autodiscover, a...
Exploit for Use After Free in Microsoft
CallbackHell Exploit for CVE-2021-40449 Win32k - LPE - Ca...
Patch now! Microsoft fixes 71 Windows vulnerabilities in October Patch Tuesday
Yesterday we told you about Apple’s latest patches. Today we turn to Microsoft and its Patch Tuesday. Microsoft tends to provide a lot of information around its patches and, so, theres a lot to digest and piece together to give you an overview of the most important ones. In total, Microsoft has...
CVE-2021-40449
creationtimestamp| type| source ---|---|--- 2021-10-13 09:10:32+00:00| published-proof-of-concept| https://t.me/orderofsixangles/1628 2021-10-13 11:01:48+00:00| seen| https://www.kyberturvallisuuskeskus.fi/fi/haavoittuvuus32/2021 2021-10-13 11:26:25+00:00| seen| https://t.me/reversedungeon/919...
Update Your Windows PCs Immediately to Patch New 0-Day Under Active Attack
Microsoft on Tuesday rolled out security patches to contain a total of 71 vulnerabilities in Microsoft Windows and other software, including a fix for an actively exploited privilege escalation vulnerability that could be exploited in conjunction with remote code execution bugs to take control ov...
CVE-2021-40449
Win32k Elevation of Privilege Vulnerability...
CVE-2021-40449
Win32k Elevation of Privilege Vulnerability...
CVE-2021-40449
CVE-2021-40449 is a Win32k use-after-free local privilege escalation in GreResetDCInternal. The vulnerability arises when a user‑mode callback hook on the driver’s PDEV path (DrvEnablePDEV) can trigger a subsequent ResetDC call, freeing the original device context and causing a kernel‑mode use‑af...
CVE-2021-40449
Win32k Elevation of Privilege Vulnerability Recent assessments: Assessed Attacker Value: 0 Assessed Attacker Value: 0Assessed Attacker Value: 0...
Microsoft Windows Multiple Vulnerabilities (KB5006714)
This host is missing a critical security update according to Microsoft KB5006714 SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...
Microsoft Windows Multiple Vulnerabilities (KB5006743)
This host is missing a critical security update according to Microsoft KB5006743 SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...
Patch Tuesday, October 2021 Edition
Microsoft today issued updates to plug more than 70 security holes in its Windows operating systems and other software, including one vulnerability that is already being exploited. This months Patch Tuesday also includes security fixes for the newly released Windows 11 operating system. Separatel...
Windows Zero-Day Actively Exploited in Widespread Espionage Campaign
Researchers have discovered a zero-day exploit for Microsoft Windows that was being used to elevate privileges and take over Windows servers as part of a Chinese-speaking advanced persistent threat APT espionage campaign this summer. The exploit chain ended with a freshly discovered remote access...
MysterySnail attacks with Windows zero-day
Executive Summary In late August and early September 2021, Kaspersky technologies detected attacks with the use of an elevation of privilege exploit on multiple Microsoft Windows servers. The exploit had numerous debug strings from an older, publicly known exploit for vulnerability CVE-2016-3309,...