Critical RCE Bug Affects Millions of OpenWrt-based Network Devices

The Hacker News

A cybersecurity researcher today disclosed technical details and proof-of-concept of a critical remote code execution vulnerability affecting OpenWrt, a widely used Linux-based operating system for routers, residential gateways, and other embedded devices that route network traffic.

Tracked as CVE-2020-7982, the vulnerability resides in the OPKG package manager of OpenWrt that exists in the way it performs integrity checking of downloaded packages using the SHA-256 checksums embedded in the signed repository index.

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