A security flaw has been discovered in IObit Advanced SystemCare 19. This affects an unknown part of the file ASC.exe of the component Service. The manipulation results in symlink following. Attacking locally is a requirement. This attack is characterized by high complexity. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks.
https://vuldb.com/vuln/361111/cti
https://vuldb.com/submit/797630
https://github.com/usernameone101/Writeups/blob/main/IObit%20Zero%20Day%20(Updated%20v2).pdf
Published: 2026-05-05
Updated: 2026-05-05
Base Score: 6
Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:C/A:C
Severity: Medium
Base Score: 7
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
Base Score: 7.3
Vector: CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Severity: High