CVE-2021-35978 - CVE House
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Status published Critical CVE-2021-35978

An issue was discovered in Digi TransPort DR64, SR44 VC74,...

Vulnerability Description

An issue was discovered in Digi TransPort DR64, SR44 VC74, and WR. The ZING protocol allows arbitrary remote command execution with SUPER privileges. This allows an attacker (with knowledge of the protocol) to execute arbitrary code on the controller including overwriting firmware, adding/removing users, disabling the internal firewall, etc.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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CVE-2021-37189
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CVE-2021-37188
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CVE-2021-37187
An issue was discovered on Digi TransPort devices through 2021-07-21....
Medium 6.5

Affected Vendor

Affected Software

transport dr64 firmware, transport sr44 firmware, transport vc74 firmware, transport wr11 firmware, transport wr11 xt firmware, transport wr21 firmware, transport wr31 firmware, transport wr41 firmware, transport wr44 firmware
Vulnerable Versions:
0, 5.0.0.0, 6.0.0.0, 8.0.0.0

Timeline

Official Publish: December 10th, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.