VulnerabilityModified
CVE-2021-37188
An authenticated attacker may load customized firmware (because the bootloader does not verify that it is authentic), changing the behavior of the gateway.
HIGH 8.8EPSS 0.46%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.46% probability · 39th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-345
- Affected
- digi/transport dr64 firmware · digi/transport vc74 firmware · digi/transport wr11 firmware · digi/transport wr11 xt firmware · digi/transport wr21 firmware · digi/transport wr31 firmware · digi/transport wr41 firmware · digi/transport wr44 firmware
- Source
- cve@mitre.org
References
- https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-04.txtThird Party Advisory
- https://www.digi.com/search/results?q=transportVendor Advisory
- https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-04.txtThird Party Advisory
- https://www.digi.com/search/results?q=transportVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.