Incorrect authorization in T&D Corporation and ESPEC MIC CORP. data logger products
Priority MEDIUM 51CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-863.
Summary
Improper authentication vulnerability in T&D Corporation and ESPEC MIC CORP. data logger products allows a remote unauthenticated attacker to login to the product as a registered user. Affected products and versions are as follows: T&D Corporation data logger products (TR-71W/72W all firmware versions, RTR-5W all firmware versions, WDR-7 all firmware versions, WDR-3 all firmware versions, and WS-2 all firmware versions), and ESPEC MIC CORP. data logger products (RT-12N/RS-12N all firmware versions, RT-22BN all firmware versions, and TEU-12N all firmware versions).
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01252 69th 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
- Yes
- 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 |
|---|---|---|---|---|---|
| T&D Corporation and ESPEC MIC CORP. | T&D Corporation and ESPEC MIC CORP. data logger products | T&D Corporation data logger products (TR-71W/72W all firmware versions, RTR-5W all firmware versions, WDR-7 all firmware versions, WDR-3 all firmware versions, and WS-2 all firmware versions), ESPEC MIC CORP. data logger products (RT-12N/RS-12N all firmware versions, RT-22BN all firmware versions, and TEU-12N all firmware versions) | — | No fix listed | CNA |
- T&D Corporation and ESPEC MIC CORP. data logger products VendorT&D Corporation and ESPEC MIC CORP. Affected T&D Corporation data logger products (TR-71W/72W all firmware versions, RTR-5W all firmware versions, WDR-7 all firmware versions, WDR-3 all firmware versions, and WS-2 all firmware versions), ESPEC MIC CORP. data logger products (RT-12N/RS-12N all firmware versions, RT-22BN all firmware versions, and TEU-12N all firmware versions) Fixed in — No fix listed CNA
CPE configurations NVD · 20
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:tandd:tr-71w_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Tandd |
| cpe:2.3:h:tandd:tr-71w:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tandd |
| cpe:2.3:o:tandd:tr-72w_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Tandd |
| cpe:2.3:h:tandd:tr-72w:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tandd |
| cpe:2.3:o:tandd:rtr-5w_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Tandd |
| cpe:2.3:h:tandd:rtr-5w:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tandd |
| cpe:2.3:o:tandd:wdr-7_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Tandd |
| cpe:2.3:h:tandd:wdr-7:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tandd |
| cpe:2.3:o:tandd:wdr-3_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Tandd |
| cpe:2.3:h:tandd:wdr-3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tandd |
- cpe:2.3:o:tandd:tr-71w_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tandd
- cpe:2.3:h:tandd:tr-71w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tandd
- cpe:2.3:o:tandd:tr-72w_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tandd
- cpe:2.3:h:tandd:tr-72w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tandd
- cpe:2.3:o:tandd:rtr-5w_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tandd
- cpe:2.3:h:tandd:rtr-5w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tandd
- cpe:2.3:o:tandd:wdr-7_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tandd
- cpe:2.3:h:tandd:wdr-7:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tandd
- cpe:2.3:o:tandd:wdr-3_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tandd
- cpe:2.3:h:tandd:wdr-3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tandd
Show 10 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:tandd:ws-2_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Tandd |
| cpe:2.3:h:tandd:ws-2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tandd |
| cpe:2.3:o:especmic:rt-12n_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:h:especmic:rt-12n:-:*:*:*:*:*:*:* | not specified by NVD | Running on | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:o:especmic:rs-12n_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:h:especmic:rs-12n:-:*:*:*:*:*:*:* | not specified by NVD | Running on | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:o:especmic:rt-22bn_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:h:especmic:rt-22bn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:o:especmic:teu-12n_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | T&D Corporation and ESPEC MIC CORP. |
| cpe:2.3:h:especmic:teu-12n:-:*:*:*:*:*:*:* | not specified by NVD | Running on | T&D Corporation and ESPEC MIC CORP. |
- cpe:2.3:o:tandd:ws-2_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tandd
- cpe:2.3:h:tandd:ws-2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tandd
- cpe:2.3:o:especmic:rt-12n_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:h:especmic:rt-12n:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:o:especmic:rs-12n_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:h:especmic:rs-12n:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:o:especmic:rt-22bn_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:h:especmic:rt-22bn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:o:especmic:teu-12n_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·T&D Corporation and ESPEC MIC CORP.
- cpe:2.3:h:especmic:teu-12n:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·T&D Corporation and ESPEC MIC CORP.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-27388
- 2026-10-03 Alias added: GHSA-h3jh-74f5-29gh
References
More T&D Corporation and ESPEC MIC CORP. Rs-12n Firmware vulnerabilities
- TI-2023-12120 Cross-site request forgery in T&D Corporation and ESPEC MIC CORP. data logger products CVSS 3.1HIGH 8.8
- TI-2023-09376 Missing authentication in T&D Corporation and ESPEC MIC CORP. data logger products CVSS 3.1MEDIUM 5.3
- TI-2023-08830 Cross-site scripting in T&D Corporation and ESPEC MIC CORP. data logger products CVSS 3.1MEDIUM 5.4
Sources
- CVE-2023-27388 · CVE Program
- CVE-2023-27388 · NVD
- FIRST EPSS
- GHSA-h3jh-74f5-29gh · GitHub Advisory Database · CC BY 4.0
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