CVE-2021-47882

FreeLAN 2.2 contains an unquoted service path vulnerability in its Windows service configuration that allows local attackers to execute arbitrary code. Attackers can exploit the unquoted binary path to inject malicious executables that will be launched with elevated LocalSystem privileges during service startup.

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

0.14% chance of exploitation in the next 30 days, 4th percentile

Published

2026-01-21

Updated

2026-03-05

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49630

References

• CVE Record
• NVD entry

Related

• CVE-2021-47881
• CVE-2021-47883
• CVE-2021-47880
• CVE-2021-47884
• CVE-2021-47879
• CVE-2021-47885