Over the weekend, security researcher Abdelhamid Naceri (also known as Nightmare Eclipse) released another Microsoft Defender zero-day exploit that blocks antivirus updates.
New Windows Defender zero-day blocks Microsoft antivirus updates
About this summary. This is a short, independently written summary of an article first published by BleepingComputer. Cyber Security News did not report or verify the underlying story. Read the original: https://www.bleepingcomputer.com/news/security/new-windows-defender-zero-day-blocks-microsoft-antivirus-updates/
Source attribution: headline and facts are from BleepingComputer (bleepingcomputer.com). Summary method: excerpt of the source description. See our source attribution policy.
Related coverage
Chaotic Eclipse Released BigDiskBuster, A PoC For Windows Defender Update DoS Zero-Day
The researcher Chaotic Eclipse released BigDiskBuster, a PoC exploit for a Windows Defender Update DoS Zero-Day vulnerability. Security researcher Chaotic Eclipse, also…
Chinese Hackers Exploit Chrome-Windows Zero-Day Chain to Deploy CLEANGULP Malware
A Chinese threat actor codenamed UTA0565 has been observed exploiting the recently disclosed Google Chrome-Microsoft Windows exploit chain as zero-days through fake…
Volexity spots another China-aligned threat group exploiting Chrome and Microsoft defects
Volexity researchers spotted another state-aligned Chinese threat group exploiting a triple-link chain of zero-day vulnerabilities across multiple campaigns, the company…
NightmareEclipse's latest zero-day leaves Microsoft Defender stuck in the past
Serial Microsoft zero-day leaker NightmareEclipse has found another way to mess with Windows Defender, this time by stopping the antivirus from updating itself. The…
Public PoC Exposes Critical Veeam Agent Privilege Escalation
A Veeam Agent flaw lets local users gain SYSTEM privileges. A public PoC is available, raising the risk of exploitation on shared Windows systems. If you’re running…
ZDI-26-708: (0Day) Microsoft Windows HTTP Proxy Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute…