Yamaha FWX120 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Yamaha NVR700W, NVR510, RTX810, RTX830, RTX1200, RTX1210, RTX3500, RTX5000, NVR500 and FWX120 and classified as problematic. This issue affects some unknown processing. Performing a manipulation results in denial of service. This vulnerability was named CVE-2020-5548. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Yamaha NVR700W, NVR510, RTX810, RTX830, RTX1200, RTX1210, RTX3500, RTX5000, NVR500 and FWX120. It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was presented 04/01/2020. This vulnerability is uniquely identified as CVE-2020-5548 since 01/06/2020. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/06/2020 🔍
04/01/2020 +86 days 🔍
04/02/2020 +1 days 🔍
05/13/2024 +1502 days 🔍

Sourcesinfo

Advisory: rtpro.yamaha.co.jp
Status: Not defined

CVE: CVE-2020-5548 (🔍)
GCVE (CVE): GCVE-0-2020-5548
GCVE (VulDB): GCVE-100-152673

Entryinfo

Created: 04/02/2020 13:19
Updated: 05/13/2024 09:32
Changes: 04/02/2020 13:19 (33), 04/02/2020 13:24 (17), 05/13/2024 09:32 (17)
Complete: 🔍
Cache ID: 216::103

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