CVE-2021-47826

Acer Backup Manager 3.0.0.99 contains an unquoted service path vulnerability in the NTI IScheduleSvc service that allows local users to potentially execute arbitrary code. Attackers can exploit the unquoted path in C:\Program Files (x86)\NTI\Acer Backup Manager\ to inject malicious executables that would run with elevated LocalSystem privileges.

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

0.16% chance of exploitation in the next 30 days, 5th percentile

Published

2026-01-16

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49889

References

• CVE Record
• NVD entry

Related

• CVE-2021-47825
• CVE-2021-47827
• CVE-2021-47824
• CVE-2021-47828
• CVE-2021-47823
• CVE-2021-47829