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Critical flaw in a popular home-router firmware lets attackers change DNS remotely
The advisory lists exact firmware versions; check yours before reading anything else.
Researchers disclosed a remote DNS-hijack flaw affecting routers running Brightnest firmware 4.x. A patch is available; an estimated 2 million devices are internet-exposed. No confirmed exploitation.
Read it at the source
Cascadic Analysis 2
Call to ActionUpdate your router today, then check its DNS settings
How can you help?
Log in to your router, update firmware, and confirm DNS servers are ones you chose. It takes ten minutes and protects every device in your home.
Confidence: High
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Product SparkRouters that update themselves by default
What product does this inspire or accelerate?
The fix exists; the gap is that people never apply it. Auto-updating firmware is the feature.
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Rabbit Holes
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How to find your router's firmware versionScreenshots for the five most common admin pages. · Patchwork Security · Wade · 5 min2
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After exploring Technical write-up, go one layer down and see how a single DNS setting reroutes a whole household:
Why DNS hijacking is so effectiveOne setting change quietly redirects everything. · Bluewall Research · Swim · 30 min14