CVE-2026-120232
Horizon DataSys Reboot Restore Standard Kernel Driver shield.sys sub_23908 memory corruption
- State
- Published
- Severity
- 9.3 Critical
- Published
- Nov 1, 2026
- Updated
- Nov 1, 2026
- Reserved
- Oct 31, 2026
Description
A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C | VulDB |
| 2.0 | 6.8 Medium | AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:C | VulDB |
Weaknesses
- CWE-119 Memory Corruption
Affected Products
| Product | Versions |
|---|---|
Reboot Restore StandardHorizon DataSys |
|
References
- VDB-429591 | Horizon DataSys Reboot Restore Standard Kernel Driver shield.sys sub_23908 memory corruptionvdb-entrytechnical-description
- VDB-429591 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-120232 | CVE Analysis and Reportthird-party-advisory
- Submit #1001497 | Horizon DataSys Reboot Restore Standard v13.2 (and prior) Improper Input Validationthird-party-advisory
- https://gist.github.com/Element2023H/a176865b1f4015e003620154f3ba103cexploit
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