Azure

Pierluigi Paganini January 27, 2022
Microsoft mitigated a 3.47 Tbps DDoS attack, the largest one to date

Microsoft announced to have mitigated a record 3.47 Tbps distributed denial of service (DDoS) attack targeting an Azure customer. Microsoft announced that its Azure DDoS protection platform has mitigated a record 3.47 Tbps attack that targeted one of its customers with a packet rate of 340 million packets per second (pps). The news of the attack was reported in […]

Pierluigi Paganini November 12, 2021
How we broke the cloud with two lines of code: the full story of ChaosDB

Wiz Research Team disclosed technical details about the discovery of the ChaosDB vulnerability in Azure Cosmos DB database solution. In August, 2021 the Wiz Research Team disclosed ChaosDB – a severe vulnerability in the popular Azure Cosmos DB database solution that allowed for complete, unrestricted access to the accounts and databases of several thousand Microsoft […]

Pierluigi Paganini October 12, 2021
Microsoft mitigated a record 2.4 Tbps DDoS attack in August

Microsoft Azure cloud service mitigated a massive DDoS attack of 2.4 terabytes per second (Tbps) at the end of August, it is the largest DDoS attack to date. Microsoft announced that its Azure cloud service mitigated a 2.4 terabytes per second (Tbps) DDoS attack at the end of August, it represents the largest DDoS attack […]

Pierluigi Paganini August 27, 2021
ChaosDB, a Critical Cosmos DB flaw affected thousands of Microsoft Azure Customers

Microsoft has fixed a critical flaw in Cosmos DB that allowed any Azure user to remotely take over other users’ databases without any authorization. Researchers from Cloud security company Wiz disclosed technical details of a now-fixed Azure Cosmos database vulnerability, dubbed ChaosDB, that could have been potentially exploited by attackers to gain full admin access […]

Pierluigi Paganini July 02, 2021
Microsoft urges Azure users to update PowerShell to fix RCE flaw

Microsoft is urging Azure users to update PowerShell to address a remote code execution vulnerability that was fixed earlier this year. Microsoft is recommending its Azure users to update PowerShell versions 7.0 and 7.1 to protect against a high severity remote code execution vulnerability tracked as CVE-2021-26701. The IT giant is inviting the PowerShell task […]

Pierluigi Paganini February 01, 2021
Exploiting a bug in Azure Functions to escape Docker

Expert disclosed an unpatched vulnerability in Microsoft Azure Functions that could be exploited to escape the Docker container hosting them. Cybersecurity researcher Paul Litvak from Intezer Lab disclosed an unpatched vulnerability in Microsoft Azure Functions that could be exploited by an attacker to escalate privileges and escape the Docker container that hosts them. The experts […]

Pierluigi Paganini December 29, 2020
CISA releases a PowerShell-based tool to detect malicious activity in Azure, Microsoft 365

Cybersecurity and Infrastructure Security Agency (CISA) released a tool for detecting potentially malicious activities in Azure/Microsoft 365 environments. The Cybersecurity and Infrastructure Security Agency (CISA)’s Cloud Forensics team has released a PowerShell-based tool, dubbed Sparrow, that can that helps administrators to detect anomalies and potentially malicious activities in Azure/Microsoft 365 environments. The tool was developed to […]

Pierluigi Paganini December 25, 2020
CrowdStrike releases free Azure tool to review assigned privileges

CrowdStrike released a free Azure security tool after it was notified by Microsoft of a failed attack leveraging compromised Azure credentials. While investigating the impact of the recent SolarWind hack, on December 15th Microsoft reported to CrowdStrike that threat actors attempted to read CrowdStrike’s emails by using a compromised Microsoft Azure reseller’s account. “Specifically, they […]

Pierluigi Paganini September 15, 2020
Microsoft open-sourced its Project OneFuzz fuzzing framework for Azure

Microsoft released the Project OneFuzz, an open-source fuzzing framework for its cloud computing service Azure. Microsoft this week announced the release of the Project OneFuzz which is an open-source fuzzing framework for its cloud computing service Azure. The project was previously used by the IT giant to find vulnerabilities in the popular service. “Today, we’re […]

Pierluigi Paganini March 05, 2020
Hundreds of Microsoft sub-domains open to hijacking

Security researchers demonstrated that hundreds of sub-domains belonging to Microsoft could potentially be hijacked and abused to deliver malware and for phishing attacks. Researchers have devised another way to carry out an attack, for example, inviting victims to download a fake update from an apparently trusted URL such as mybrowser.microsoft.com. Security researchers Numan Ozdemir and […]