What is CVE-2015-5466?

CVE-2015-5466 is a high-severity vulnerability in Sis Xgi Vga Display Manager, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2020-01-15.

How severe is CVE-2015-5466?

High severity. CVSS v3 base score is 7.8 out of 10.

Privilege escalation in Sis Xgi Vga Display Manager

CVE-2015-5466

Silicon Integrated Systems XGI WindowsXP Display Manager (aka XGI VGA Driver Manager and VGA Display Manager) 6.14.10.1090 allows local users to gain privileges via a crafted 0x96002404 IOCTL call.

Vulnerability class: Privilege Escalation

Published 2020-01-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Sis Xgi Vga Display Manager — versions 6.14.10.1090

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

packetstormsecurity.com/files/133400/XGI-Windows-VGA-Display-Manager-Privilege-… (Exploit, VDB Entry, Third Party Advisory)
www.korelogic.com/Resources/Advisories/KL-001-2015-004.txt (Exploit, Third Party Advisory)
www.securityfocus.com/archive/1/archive/1/536373/100/0/threaded (Broken Link)
seclists.org/fulldisclosure/2015/Sep/2 (Exploit, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2015-5466?: CVE-2015-5466 is a high-severity vulnerability in Sis Xgi Vga Display Manager, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2020-01-15.
How severe is CVE-2015-5466?: High severity. CVSS v3 base score is 7.8 out of 10.