New GreatXML Exploit Bypasses Windows BitLocker via Recovery Partition XML Files
Security researchers have identified a new zero-day exploit named GreatXML that bypasses Windows BitLocker encryption via recovery partition XML files.
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📍 How it ended
Coverage shifted focus to broader vulnerabilities in Windows security patches and Defender, with no updates confirming whether Microsoft addressed the specific BitLocker bypass. The story quieted without a definitive resolution in follow-up reports.
Epilogue added 87d ago, after coverage quieted.
The brief
A new zero-day vulnerability dubbed GreatXML allows unauthorized access to Windows BitLocker encryption. The exploit reportedly utilizes specific XML files located within the recovery partition to bypass existing security measures. Coverage from TechRepublic, SecurityWeek, and HotHardware highlights the discovery alongside another zero-day identified as RoguePlanet.
Reports from BleepingComputer and Dark Reading note that RoguePlanet grants SYSTEM privileges through Microsoft Defender. Thestack.technology emphasizes that these disclosures coincide with the June Patch Tuesday release cycle. Observers are tracking the response from Microsoft regarding the disclosure fight and the efficacy of subsequent patches.
MakeUseOf notes that the practical impact of the BitLocker exploit may vary for individual users, though official documentation on mitigation steps remains the primary focus.
Synthesized by PULSE from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 87d ago.
Quick answers
What is the GreatXML exploit?
It is a zero-day vulnerability that bypasses Windows BitLocker encryption by leveraging XML files in the recovery partition.
What is the RoguePlanet exploit?
RoguePlanet is a separate zero-day vulnerability affecting Microsoft Defender that grants SYSTEM-level privileges to attackers.
How does this relate to Microsoft's security updates?
The vulnerabilities were brought to light around the June Patch Tuesday, prompting discussions regarding Microsoft's disclosure practices.
Coverage (7)
- New Windows Zero-Day Claims BitLocker Bypass Amid Microsoft Disclosure Fight TechRepublic · 90d ago
- Microsoft Defender 'RoguePlanet' zero-day grants SYSTEM privileges BleepingComputer · 90d ago
- Defender under Attack: June's Patch Tuesday in the spotlight thestack.technology · 90d ago
- Nightmare-Eclipse Drops Yet Another Microsoft Exploit, RoguePlanet Dark Reading · 90d ago
- Nightmare-Eclipse Drops Another BitLocker Bypass After YellowKey Patch HotHardware · 90d ago
- The new BitLocker exploit everyone's freaking out about probably won't affect you MakeUseOf · 90d ago
- ‘GreatXML’ Zero-Day Exploit Bypasses BitLocker SecurityWeek · 90d ago
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