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CVE-2020-5606: Cross-site scripting vulnerability in WHR-G54S firmware 1.43 and earlier allows remote attackers to inject arbitrary script via a specially crafted page.

CVE-2020-5606 · published 6 years ago

Summary

Cross-site scripting vulnerability in WHR-G54S firmware 1.43 and earlier allows remote attackers to inject arbitrary script via a specially crafted page.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
buffalo	airstation_whr-g54s_firmware	<= 1.43 `cpe:2.3:o:buffalo:airstation_whr-g54s_firmware::::::::`

Original advisory text

Cross-site scripting vulnerability in WHR-G54S firmware 1.43 and earlier allows remote attackers to inject arbitrary script via a specially crafted page.

References

https://jvn.jp/en/jp/JVN09166495/index.html Third Party Advisory
https://www.buffalo.jp/news/detail/20200911-01.html Vendor Advisory

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker partial control (estimated)

Severity

6.1 Medium

Exploitation

<1% chance of attack within 30 days

Type

CWE-79Cross-site Scripting (XSS)

Timeline

Published18 Sep 2020

Updated4 Nov 2026

First seen29 Sep 2026

Sources

CVE-2020-5606 · NVD

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