The affected TBox RTUs run OpenVPN with root privileges and can run user defined…
Priority LOW 35CWE-829Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-829.
Summary
The affected TBox RTUs run OpenVPN with root privileges and can run user defined configuration scripts. An attacker could set up a local OpenVPN server and push a malicious script onto the TBox host to acquire root privileges.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00698 53rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Ovarro | TBox MS-CPU32 | up to 1.50.598 | — | No fix listed | CNA |
| Ovarro | TBox MS-CPU32-S2 | up to 1.50.598 | — | No fix listed | CNA |
| Ovarro | TBox LT2 | up to 1.50.598 | — | No fix listed | CNA |
| Ovarro | TBox TG2 | up to 1.50.598 | — | No fix listed | CNA |
| Ovarro | TBox RM2 | up to 1.50.598 | — | No fix listed | CNA |
- TBox MS-CPU32 VendorOvarro Affected up to 1.50.598 Fixed in — No fix listed CNA
- TBox MS-CPU32-S2 VendorOvarro Affected up to 1.50.598 Fixed in — No fix listed CNA
- TBox LT2 VendorOvarro Affected up to 1.50.598 Fixed in — No fix listed CNA
- TBox TG2 VendorOvarro Affected up to 1.50.598 Fixed in — No fix listed CNA
- TBox RM2 VendorOvarro Affected up to 1.50.598 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ovarro:tbox_ms-cpu32_firmware:*:*:*:*:*:*:*:* | up to 1.50.598 | Vulnerable | Ovarro |
| cpe:2.3:h:ovarro:tbox_ms-cpu32:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Ovarro |
| cpe:2.3:o:ovarro:tbox_ms-cpu32-s2_firmware:*:*:*:*:*:*:*:* | up to 1.50.598 | Vulnerable | Ovarro |
| cpe:2.3:h:ovarro:tbox_ms-cpu32-s2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Ovarro |
| cpe:2.3:o:ovarro:tbox_lt2_firmware:*:*:*:*:*:*:*:* | up to 1.50.598 | Vulnerable | Ovarro |
| cpe:2.3:h:ovarro:tbox_lt2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Ovarro |
| cpe:2.3:o:ovarro:tbox_tg2_firmware:*:*:*:*:*:*:*:* | up to 1.50.598 | Vulnerable | Ovarro |
| cpe:2.3:h:ovarro:tbox_tg2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Ovarro |
| cpe:2.3:o:ovarro:tbox_rm2_firmware:*:*:*:*:*:*:*:* | up to 1.50.598 | Vulnerable | Ovarro |
| cpe:2.3:h:ovarro:tbox_rm2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Ovarro |
- cpe:2.3:o:ovarro:tbox_ms-cpu32_firmware:*:*:*:*:*:*:*:* Versions up to 1.50.598 Vulnerable ·Ovarro
- cpe:2.3:h:ovarro:tbox_ms-cpu32:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ovarro
- cpe:2.3:o:ovarro:tbox_ms-cpu32-s2_firmware:*:*:*:*:*:*:*:* Versions up to 1.50.598 Vulnerable ·Ovarro
- cpe:2.3:h:ovarro:tbox_ms-cpu32-s2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ovarro
- cpe:2.3:o:ovarro:tbox_lt2_firmware:*:*:*:*:*:*:*:* Versions up to 1.50.598 Vulnerable ·Ovarro
- cpe:2.3:h:ovarro:tbox_lt2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ovarro
- cpe:2.3:o:ovarro:tbox_tg2_firmware:*:*:*:*:*:*:*:* Versions up to 1.50.598 Vulnerable ·Ovarro
- cpe:2.3:h:ovarro:tbox_tg2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ovarro
- cpe:2.3:o:ovarro:tbox_rm2_firmware:*:*:*:*:*:*:*:* Versions up to 1.50.598 Vulnerable ·Ovarro
- cpe:2.3:h:ovarro:tbox_rm2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ovarro
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-36609
- 2026-10-03 Alias added: GHSA-7cxv-6x8v-9gmq
References
More Ovarro Tbox Lt2 Firmware vulnerabilities
- TI-2023-18431 Missing authorization in Ovarro TBox RM2 CVSS 3.1MEDIUM 5.3
- TI-2023-18435 Improper authorization in Ovarro TBox MS-CPU32 CVSS 3.1MEDIUM 6.5
- TI-2023-03175 Cleartext storage of sensitive information in Ovarro TBox MS-CPU32 CVSS 3.1MEDIUM 6.5
- TI-2023-18432 The affected TBox RTUs store hashed passwords using MD5 encryption, which is an insecure encryption algorithm. CVSS 3.1MEDIUM 6.5
- TI-2023-18434 The affected TBox RTUs generate software security tokens using insufficient entropy. CVSS 3.1MEDIUM 5.9
Sources
- CVE-2023-36609 · CVE Program
- CVE-2023-36609 · NVD
- FIRST EPSS
- GHSA-7cxv-6x8v-9gmq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences