Month: October 2020

Attacks exploiting Netlogon vulnerability (CVE-2020-1472)

MSRC / By / October 29, 2020

Microsoft has received a small number of reports from customers and others about continued activity exploiting a vulnerability affecting the Netlogon protocol (CVE-2020-1472) which was previously addressed in security updates starting on August 11, 2020. If the original guidance is not applied, the vulnerability could allow an attacker to spoof a domain controller account that could be …

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[IT 管理者向け] DNS レコードを管理してサブドメイン テイクオーバーを防ぐ

Japan Security Team / By / October 27, 2020

サブドメイン テイクオーバーは、以前から存在する一般的なセキュリティの問題ですが、クラウド サービスの利用増加に伴い、特に注意が必要になっています。マイクロソフトのサービスだけに発生する問題ではありませんが、Microsoft Azure を例に挙げながら、サブドメイン テイクオーバーの概要、発生原因と対策について解説したいと思います。

Announcing the Top MSRC 2020 Q3 Security Researchers

MSRC / By / October 15, 2020

Following the MSRC’s 2020 Most Valuable Security Researchers announced during this year’s Black Hat, we’re excited to announce the top contributing researchers for the 2020 Third Quarter (Q3)! The top three researchers of the 2020 Q3 Security Researcher Leaderboard are: David Dworken (1800 points), Cameron Vincent (1780 points), and Yuki Chen (1380 points). Congratulations to …

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Security Analysis of CHERI ISA

Security Research & Defense / By / October 14, 2020

Is it possible to get to a state where memory safety issues would be deterministically mitigated? Our quest to mitigate memory corruption vulnerabilities led us to examine CHERI (Capability Hardware Enhanced RISC Instructions), which provides memory protection features against many exploited vulnerabilities, or in other words, an architectural solution that breaks exploits. We’ve looked at …

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Azure Sphere

Concluding the Azure Sphere Security Research Challenge, Microsoft Awards $374,300 to Global Security Research Community

MSRC / By / October 6, 2020

The Azure Sphere Security Research Challenge brought together 70 researchers from 21 countries to help secure Azure Sphere customers and expand Microsoft’s partnerships with the global IoT security research community. During the three-month Azure Sphere Security Research Challenge, researchers surfaced 20 Critical or Important severity security vulnerabilities, with Microsoft awarding $374,300 in bounty awards for …

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