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CVE-2020-5548

HIGHCVSS 7.5/10EPSS 1.42%

Last modified

CVE-2020-5548 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 1.42% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
1.42%

69.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
YamahaRtx830 Firmware<= 15.02.09
YamahaNvr510 Firmware<= 15.01.14
YamahaNvr700w Firmware<= 15.00.15
YamahaRtx1210 Firmware<= 14.01.33
YamahaRtx5000 Firmware<= 14.00.26
YamahaRtx3500 Firmware<= 14.00.26
YamahaFwx120 Firmware<= 11.03.27
YamahaRtx810 Firmware<= 11.01.33
YamahaNvr500 Firmware<= 11.00.38
YamahaRtx1200 Firmware<= 10.01.76

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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, 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.
How severe is CVE-2020-5548?
CVE-2020-5548 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.42% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5548?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST