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Cover image for Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

A high-severity out-of-bounds write vulnerability in the Node.js Brotli decoder (Node2Shell) allows remote code execution when processing malformed compressed data.

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Tim Peck@timpeck1 day ago

62 intel reports

The threat actor ShinyHunters and affiliated clusters are targeting SaaS platforms, specifically Salesforce, using vishing and OAuth integration abuse for data exfiltration and extortion.

Adversaries can exploit Azure Container Registry permissions to push malicious images, modify ACR Tasks, and abuse Managed Identities for secret exfiltration and remote code execution.

The EvilTokens and ARToken Phishing-as-a-Service (PhaaS) platforms use Microsoft Device Code flows and browser-side decryption to bypass MFA and achieve persistent Microsoft 365 account takeovers.

ARToken is an EvilTokens-linked Phishing-as-a-Service platform that uses Microsoft OAuth Device Code grants to capture Primary Refresh Tokens (PRTs) for persistent access and BEC operations.

The HellCat ransomware group is increasingly exploiting Jira credentials harvested by infostealers like StealC and Amadey to facilitate corporate breaches and data exfiltration.

The ToddyCat APT group utilizes Umbrij malware to compromise corporate Gmail accounts by leveraging a technique called Shadow Token via Remote Debug (STRD) to steal OAuth tokens.

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