An issue was discovered on Digi TransPort devices through 2021-07-21.
Priority LOW 39CWE-345Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- 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 · NVD. Fix status from CNA. Impact type from CWE-345.
Summary
An issue was discovered on Digi TransPort devices through 2021-07-21. An authenticated attacker may load customized firmware (because the bootloader does not verify that it is authentic), changing the behavior of the gateway.
Why it matters now
EPSS 0.00481 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:digi:transport_dr64_firmware:*:*:*:*:*:*:*:* | up to 5.2.4.9 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_dr64:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_dr64_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_sr44:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_vc74_firmware:*:*:*:*:*:*:*:* | up to 5.2.4.9 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_vc74:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_wr11_firmware:*:*:*:*:*:*:*:* | up to 8.2.1.3 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr11:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_wr11_xt_firmware:*:*:*:*:*:*:*:* | up to 8.2.1.3 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
- cpe:2.3:o:digi:transport_dr64_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.4.9 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_dr64:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_dr64_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:transport_sr44:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_vc74_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.4.9 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_vc74:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_wr11_firmware:*:*:*:*:*:*:*:* Versions up to 8.2.1.3 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr11:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_wr11_xt_firmware:*:*:*:*:*:*:*:* Versions up to 8.2.1.3 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:digi:transport_wr21_firmware:*:*:*:*:*:*:*:* | up to 8.2.1.3 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr21:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_wr31_firmware:*:*:*:*:*:*:*:* | up to 8.2.1.3 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr31:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:* | 5.0.0.0 – 5.2.4.6; 6.0.0.0 – 6.1.3.5; 8.0.0.0 – 8.3.1.2 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr41:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_wr44_firmware:*:*:*:*:*:*:*:* | up to 8.3.1.2 | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr44:v2:*:*:*:*:*:*:* | v2 | Running on | Digi |
- cpe:2.3:o:digi:transport_wr21_firmware:*:*:*:*:*:*:*:* Versions up to 8.2.1.3 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr21:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_wr31_firmware:*:*:*:*:*:*:*:* Versions up to 8.2.1.3 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr31:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:* Versions 5.0.0.0 – 5.2.4.6; 6.0.0.0 – 6.1.3.5; 8.0.0.0 – 8.3.1.2 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr41:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_wr44_firmware:*:*:*:*:*:*:*:* Versions up to 8.3.1.2 Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr44:v2:*:*:*:*:*:*:* Versions v2 Running on ·Digi
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-37188
- 2026-10-03 Alias added: GHSA-v69j-xjp2-jhm8
References
More Digi Transport Dr64 Firmware vulnerabilities
- TI-2021-14429 An issue was discovered in Digi TransPort DR64, SR44 VC74, and WR. CVSS 3.1CRITICAL 9.8
- TI-2021-15249 An issue was discovered on Digi TransPort devices through 2021-07-21. CVSS 3.1MEDIUM 6.5
Sources
- CVE-2021-37188 · CVE Program
- CVE-2021-37188 · NVD
- FIRST EPSS
- GHSA-v69j-xjp2-jhm8 · GitHub Advisory Database · CC BY 4.0
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