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New DDRop Attack Breaks Intel TDX and AMD SEV-SNP Confidential Computing

Researchers have disclosed a new hardware attack, called DDRop, that breaks the memory protection in Intel and AMD confidential computing by silently dropping writes to a server’s memory, so the processor keeps reading old encrypted data as if it were current. The attack requires an attacker who already controls the server’s software and can briefly

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3BB Attacker Used MeshCentral Backdoor for Root Access, Targeted Subscriber Credentials

An attacker was operating inside the network of 3BB, one of Thailand’s largest broadband providers, and maintained remote control of internal machines using a legitimate management tool called MeshCentral, threat intelligence firm Hunt.io said. The company uncovered the intrusion by examining a server the attacker had left open on the internet, which held the attacker’s

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Telegram Desktop Flaw Lets Hidden JavaScript Exfiltrate Messages From HTML Exports

A flaw in Telegram Desktop let a bot’s message plant hidden JavaScript inside chats that users exported to HTML files, security researchers at ExPatch said in a writeup published on September 12. In Telegram, the message looked ordinary, with a link button, and the script ran only when someone opened the export file in a web browser.

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Red Heron Exploits Gitea RCE to Compromise 13 Organizations Across Six Countries

A Chinese threat actor tracked as Red Heron has been attributed to the rapid exploitation of a recently disclosed security vulnerability in Gitea to compromise internet-facing instances as part of a multi-national campaign. “Red Heron scanned 1,386 Gitea instances across seven countries and maintained a separate dataset of 477 Taiwan-based systems,” Acronis Threat Research Unit

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