CVE-2026-69548: Windows RNDIS Information Disclosure Vulnerability
Heap-based buffer overflow in Windows RNDIS allows an unauthorized attacker to disclose information with a physical attack.
Other sources
Windows RNDIS Information Disclosure Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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Fixed in 6.3.9600.23397Patch KB5123066 - Upgrade
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Fixed in 10.0.28000.2954Patch KB5124012 - Upgrade
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Fixed in 10.0.14393.9512Patch KB5123099 - Upgrade
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Fixed in 6.2.9200.26349Patch KB5123065 - Upgrade
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Fixed in 10.0.26100.33438Patch KB5122871 - Upgrade
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Fixed in 10.0.26100.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.22631.7582Patch KB5122880 - Upgrade
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Fixed in 10.0.26200.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.19045.7725Patch KB5122878 - Upgrade
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Fixed in 10.0.19044.7725Patch KB5122878 - Upgrade
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Fixed in 10.0.20348.5622Patch KB5122882 - Upgrade
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Fixed in 10.0.17763.9245Patch KB5122876
Event History
Frequently Asked Questions
Who is realistically exposed to this issue?
Systems running the listed Windows client or server products are in scope, but exploitation requires physical access. This primarily affects devices that could be connected to attacker-controlled RNDIS-capable hardware.
Does exploitation require credentials or user interaction?
No privileges and no user interaction are required according to the supplied vector. The attacker must, however, carry out a physical attack.
What is the expected security impact?
Successful exploitation can disclose information. The provided impact metrics indicate no integrity or availability impact.