CVE-2021-35978

published 2021-12-10

CVE-2021-35978: An issue was discovered in Digi TransPort DR64, SR44 VC74, and WR. The ZING protocol allows arbitrary remote command execution with SUPER privileges. This…

Priority P2 60 critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

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.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
digi	transport_dr64_firmware	<= 5.2.4.9	—
digi	transport_vc74_firmware	<= 5.2.4.9	—
digi	transport_wr11_firmware	<= 8.2.1.3	—
digi	transport_wr11_xt_firmware	<= 8.2.1.3	—
digi	transport_wr21_firmware	<= 8.2.1.3	—
digi	transport_wr31_firmware	<= 8.2.1.3	—
digi	transport_wr41_firmware	5.0.0.0 – 5.2.4.6	—
digi	transport_wr41_firmware	6.0.0.0 – 6.1.3.5	—
digi	transport_wr41_firmware	8.0.0.0 – 8.3.1.2	—
digi	transport_wr44_firmware	<= 8.3.1.2	—

CVSS provenance

nvd v3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 10.0 CRITICAL AV:N/AC:L/Au:N/C:C/I:C/A:C

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CWE-77