IObit Uninstaller IOCTL IUForceDelete.sys IRP_MJ_DEVICE_CONTROL privileges management
Summary
| CVE | CVE-2026-82670 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-31 10:16:50 UTC |
| Updated | 2026-08-31 20:56:08 UTC |
| Description | A flaw has been found in IObit Uninstaller 15.5.0.11. This affects the function IRP_MJ_DEVICE_CONTROL in the library IUForceDelete.sys of the component IOCTL Handler. Executing a manipulation can lead to improper privilege management. The attack requires local access. The vendor was contacted early about this disclosure but did not respond in any way. |
Risk And Classification
Primary CVSS: v4.0 4.8 MEDIUM from [email protected]
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/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
EPSS: 0.001050000 probability, percentile 0.011520000 (date 2026-09-02)
Problem Types: CWE-266 | CWE-269 | CWE-269 Improper Privilege Management | CWE-266 Incorrect Privilege Assignment
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 4.8 | MEDIUM | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | DECLARED | 4.8 | MEDIUM | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X |
| 3.1 | [email protected] | Secondary | 4.4 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |
| 3.1 | CNA | DECLARED | 4.4 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:R |
| 3.0 | CNA | DECLARED | 4.4 | MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:R |
| 2.0 | [email protected] | Secondary | 3.2 | AV:L/AC:L/Au:S/C:N/I:P/A:P | |
| 2.0 | CNA | DECLARED | 3.2 | AV:L/AC:L/Au:S/C:N/I:P/A:P/E:ND/RL:ND/RC:UR |
CVSS v4.0 Breakdown
Attack Vector
LocalAttack Complexity
LowAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
NoneIntegrity
LowAvailability
LowSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/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 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
LowAvailability
LowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CVSS v3.0 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
LowAvailability
LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:R
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | IObit | Uninstaller | affected 15.5.0.11 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| vuldb.com/vuln/397169 | [email protected] | vuldb.com | |
| vuldb.com/cve/CVE-2026-82670 | [email protected] | vuldb.com | |
| vuldb.com/vuln/397169/cti | [email protected] | vuldb.com | |
| vuldb.com/submit/893875 | [email protected] | vuldb.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Element2023H (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-08-30T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-08-30T02:00:00.000Z | VulDB entry created |
| CNA | 2026-08-30T17:23:59.000Z | VulDB entry last update |
There are currently no legacy QID mappings associated with this CVE.