Security readout for executives and security teams
Plain-English summary
CVE-2023-51776 is a local privilege escalation flaw in Jungo WinDriver before 12.1.0. An attacker who already has low-level local access could gain higher privileges and run code. The CVE bundle does not provide exact affected CPEs or product inventory.
Executive priority
Treat this as high priority where WinDriver is present on sensitive workstations or ICS environments. It is not described as remotely exploitable, but it can turn limited local access into full system compromise.
Technical view
The issue is improper privilege management, mapped to CWE-269, in Jungo WinDriver versions before 12.1.0. CVSS 3.1 is 7.8 with local attack vector, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely on systems with Jungo WinDriver before 12.1.0 installed directly or bundled inside vendor software. The bundle cites Mitsubishi Electric and CISA ICS advisories, but does not provide exact affected product details in the structured affected list.
Exploitation context
The source bundle does not indicate known active exploitation, and CISA KEV status is false. Exploitation requires local access with some privileges, so this is most concerning after initial compromise, insider access, or misuse of shared operational workstations.
Researcher notes
The CVE record provides strong severity and attack-vector details but limited affected-product metadata. Validation should focus on driver presence, version evidence, and whether third-party products include vulnerable WinDriver components.
Mitigation direction
- Inventory systems for Jungo WinDriver and identify versions before 12.1.0.
- Review Jungo version guidance and update WinDriver to 12.1.0 or later where applicable.
- Review Mitsubishi Electric and CISA advisory guidance for bundled or ICS deployments.
- Restrict local interactive access to affected systems until remediation is complete.
- Prioritize operational technology workstations where vulnerable drivers may be installed.
Validation and detection
- Confirm whether WinDriver is present on endpoints and engineering workstations.
- Record installed WinDriver versions and compare them against the before-12.1.0 condition.
- Check vendor software inventories against Mitsubishi Electric and CISA advisory references.
- Verify remediation by confirming the installed WinDriver version after updates.
- Review endpoint telemetry for unexpected privileged code execution on affected hosts.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-269: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-51776 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://jungo.com/windriver/versions/CVE reference
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2024-001_en.pdfCVE reference
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-135-04CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Privilege Management
Improper Privilege Management represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.