CVE-2021-47879

eBeam Interactive Suite 3.6 contains an unquoted service path vulnerability in the eBeam Stylus Driver service that allows local users to potentially execute code with elevated privileges. Attackers can exploit the unquoted path in C:\Program Files (x86)\Luidia\eBeam Stylus Driver\ to inject malicious executables that would run with LocalSystem permissions.

CVSS v4.0

8.5 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.13% chance of exploitation in the next 30 days, 3th percentile

Published

2026-01-21

Updated

2026-01-22

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49648

References

• CVE Record
• NVD entry

Related

• CVE-2021-47878
• CVE-2021-47880
• CVE-2021-47877
• CVE-2021-47881
• CVE-2021-47876
• CVE-2021-47882