What is CVE-2015-2291?
(1) IQVW32.sys before 1.3.1.0 and (2) IQVW64.sys before 1.3.1.0 in the Intel Ethernet diagnostics driver for Windows allows local users to cause a denial of service or possibly execute arbitrary code with kernel privileges via a crafted (a) 0x80862013, (b) 0x8086200B, (c) 0x8086200F, or (d) 0x80862007 IOCTL call.
The record classifies CVE-2015-2291 under weakness class CWE-20. Its CVSS v3 base vector states that the flaw requires local access to the host, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. 3 affected-product entries are recorded, across 2 vendors, listed below. The identifier was first published 3368 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 7.8 — HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS (FIRST)
- 9.0% probability of exploitation in the next 30 days, higher than 95.1% of all scored CVEs
- CISA KEV
- Listed since 2023-02-10, federal remediation deadline 2023-03-03 — used in known ransomware campaigns
- Threadlinqs priority
- 10/10 — CISA lists it as used in ransomware, which Threadlinqs scores at the maximum
- Published
- 2017-08-09, last modified 2026-10-01
Is CVE-2015-2291 being exploited?
CISA added CVE-2015-2291 to the Known Exploited Vulnerabilities catalog on 2023-02-10, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2023-03-03 under BOD 22-01. CISA flags the vulnerability as one used in known ransomware campaigns. Weaponised exploit code for CVE-2015-2291 is publicly available. 4 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 47 in the Threadlinqs vulnerability feed.
- Tare05/Intel-CVE-2015-2291 (github)
- gmh5225/CVE-2015-2291 (github)
- ethanedits/iqvw64e-privilege-escalation (github)
- trickest/cve (trickest)
Affected products and versions
- Intel: Ethernet Diagnostics Driver Iqvw32.sys 1.03.0.7, Ethernet Diagnostics Driver Iqvw64.sys 1.03.0.7
- Microsoft: Windows
How to fix CVE-2015-2291
The record marks a vendor fix as available for CVE-2015-2291. Patch reference: https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00051&languageid=en-fr. Vendor advisory: https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00051&languageid=en-fr. Because CVE-2015-2291 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2023-03-03. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.
Threat activity tracking CVE-2015-2291
2 tracked threats in the Threadlinqs corpus reference CVE-2015-2291, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on .