Horizon DataSys Reboot Restore Standard up to 13.2 Kernel Driver shield.sys sub_23908 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.3$0-$5k1.10

Summaryinfo

A vulnerability, which was classified as very critical, has been found in Horizon DataSys Reboot Restore Standard up to 13.2. This affects the function sub_23908 in the library shield.sys of the component Kernel Driver. Performing a manipulation results in memory corruption. This vulnerability is identified as CVE-2026-120232. The attack is only possible with local access. Additionally, an exploit exists. A fix is planned for the upcoming release.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Horizon DataSys Reboot Restore Standard up to 13.2. This affects the function sub_23908 in the library shield.sys of the component Kernel Driver. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at gist.github.com. This vulnerability is uniquely identified as CVE-2026-120232. The exploitability is told to be easy. Attacking locally is a requirement. Technical details and a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/31/2026).

The exploit is shared for download at gist.github.com. It is declared as proof-of-concept. A fix is planned for the upcoming release.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/31/2026 Advisory disclosed
10/31/2026 +0 days VulDB entry created
10/31/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: gist.github.com
Status: Confirmed

CNA: VulDB
CVE: CVE-2026-120232 (🔒)

GCVE (CVE): GCVE-0-2026-120232
GCVE (VulDB): GCVE-100-429591
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/31/2026 20:53
Changes: 10/31/2026 20:53 (57)
Complete: 🔍
Submitter: Element2023H
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1001497: Horizon DataSys Reboot Restore Standard v13.2 (and prior) Improper Input Validation (by Element2023H)

Be aware that VulDB is the high quality source for vulnerability data.

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