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Sport Acceleration Module Vulnerability Exposes Netgear Routers to Assaults

By Ionut Arghire on September 16, 2022

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A number of Netgear router fashions are susceptible to arbitrary code execution through FunJSQ, a third-party module for on-line sport acceleration, European safety and compliance evaluation firm Onekey warns.

Built-in in numerous Netgear routers and Orbi WiFi programs, the gaming optimization module is developed by China-based Xiamen Xunwang Community Expertise.

What Onekey has found is that the FunJSQ module has an insecure replace course of with solely superficial checks of the replace packages obtained from the server: packages are unsigned and are validated on the system utilizing a hash checksum solely.

The module lacks safe communication for the replace course of, permitting an attacker to tamper with information returned from the server, and bundle contents are extracted to the basis folder with elevated privileges, this permitting an attacker with management over the replace bundle to overwrite something on the system.

“All of those mixed can result in arbitrary code execution from the WAN interface,” Onekey notes.

Two CVE identifiers have been issued for the found vulnerabilities, specifically CVE-2022-40619 (unauthenticated command injection) and CVE-2022-40620 (insecure replace mechanism).

Netgear was knowledgeable of the safety holes in June and has launched a primary set of patches for the susceptible gadgets this month.

“Netgear is conscious of vulnerabilities in FunJSQ, a third-party module built-in on some routers and Orbi WiFi Programs. This vulnerability requires an attacker to have your WiFi password or an Ethernet connection to your router to be exploited,” the seller notes in an advisory.

Firmware updates have been launched for Orbi WiFi programs RBR20, RBR50, RBS20, and RBS50, and for the R6230, R6260, R7000, R8900, R9000, RAX120, RAX120v2, and XR300 router fashions.

Netgear notes that there aren’t any workarounds for this vulnerability and recommends that customers replace their gadgets as quickly as attainable.

Neither Onekey nor Netgear has made a point out of any of those safety flaws being exploited in malicious assaults.

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