CVE-2015-2291 Intel Ethernet Diagnostics Driver for Windows: software flaw
In plain words: A mistake in the software that attackers have found a way to abuse. Depends on the product — see the description and the vendor advisory.
Confirmed exploited by CISA on · US federal patch deadline Mar 3, 2023
What to do
- Install Intel's security update for Ethernet Diagnostics Driver for Windows. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic updates for the operating system and for Office, PDF and archive apps.
- Be careful with unexpected attachments — documents, .zip/.rar files and shortcuts are common bait.
- Use a normal (non-admin) account day to day and keep built-in protection like Microsoft Defender on.
Who is affected
Could reach you. Used in ransomware, which spreads to ordinary people and small businesses.
What's at risk: Your files, saved passwords and accounts. Many of these let a program that is already running gain full administrator control.
The details
- Official name
- Intel Ethernet Diagnostics Driver for Windows Denial-of-Service Vulnerability
- Product
- Intel Ethernet Diagnostics Driver for Windows
- CISA description
- Intel ethernet diagnostics driver for Windows IQVW32.sys and IQVW64.sys contain an unspecified vulnerability that allows for a denial-of-service (DoS).
- Type of flaw
- Software flaw (CWE-20)
- Confirmed exploited
- Feb 10, 2023 — known to be used in ransomware attacks
- US federal patch deadline
- Mar 3, 2023
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Answering about CVE-2015-2291 ·
Questions about CVE-2015-2291
Is CVE-2015-2291 being exploited?
Yes. CISA added CVE-2015-2291 to its Known Exploited Vulnerabilities catalog on Feb 10, 2023, which means there is reliable evidence of real-world attacks, including by ransomware groups.
How do I fix CVE-2015-2291?
Install Intel's security update for Ethernet Diagnostics Driver for Windows. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic updates for the operating system and for Office, PDF and archive apps.
Am I affected by CVE-2015-2291?
Only if you use Intel Ethernet Diagnostics Driver for Windows. Used in ransomware, which spreads to ordinary people and small businesses.