CVE-2020-5548: High severity Yamaha RTX830 firmware vulnerability
Yamaha LTE VoIP Router(NVR700W firmware Rev.15.00.15 and earlier), Yamaha Gigabit VoIP Router(NVR510 firmware Rev.15.01.14 and earlier), Yamaha Gigabit VPN Router(RTX810 firmware Rev.11.01.33 and earlier, RTX830 firmware Rev.15.02.09 and earlier, RTX1200 firmware Rev.10.01.76 and earlier, RTX1210 firmware Rev.14.01.33 and earlier, RTX3500 firmware Rev.14.00.26 and earlier, and RTX5000 firmware Rev.14.00.26 and earlier), Yamaha Broadband VoIP Router(NVR500 firmware Rev.11.00.38 and earlier), and Yamaha Firewall(FWX120 firmware Rev.11.03.27 and earlier) allow remote attackers to cause a denial of service via unspecified vectors.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2020-5548?
The severity of CVE-2020-5548 is high with a severity value of 7.5.
Which Yamaha routers are affected by CVE-2020-5548?
Yamaha LTE VoIP Router(NVR700W firmware Rev.15.00.15 and earlier), Yamaha Gigabit VoIP Router(NVR510 firmware Rev.15.01.14 and earlier), Yamaha Gigabit VPN Router(RTX810 firmware Rev.11.01.33 and earlier, RTX830 firmware Rev.15.02.09 and earlier, RTX1200 firmware Rev.10.01.76 and earlier, RTX1210 firmware Rev.14.01.33 and earlier), Yamaha RTX5000 Firmware Rev.14.00.26, Yamaha RTX3500 Firmware Rev.14.00.26, Yamaha FWX120 Firmware Rev.11.03.27, and Yamaha NVR500 Firmware Rev.11.00.38 are vulnerable to CVE-2020-5548.
What is the official reference for CVE-2020-5548?
The official reference for CVE-2020-5548 can be found at the following links: [link1](http://www.rtpro.yamaha.co.jp/RT/FAQ/Security/JVN38732359.html), [link2](https://jvn.jp/en/jp/JVN38732359/index.html).
How can I fix CVE-2020-5548?
To fix CVE-2020-5548, update the firmware of the affected Yamaha routers to the latest version provided by the manufacturer.
Is Yamaha Rtx830 affected by CVE-2020-5548?
Yes, Yamaha Rtx830 with firmware version up to and including 15.02.09 is affected by CVE-2020-5548.