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 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.
References
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:digi:transport_dr64_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_dr64:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:digi:transport_sr44_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_sr44:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:digi:transport_vc74_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_vc74:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:digi:transport_wr11_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr11:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:digi:transport_wr11_xt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:digi:transport_wr21_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr21:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:digi:transport_wr31_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr31:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
OR cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr41:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:digi:transport_wr44_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr44:v2:*:*:*:*:*:*:*

History

14 Dec 2021, 17:00

Type Values Removed Values Added
CPE cpe:2.3:h:digi:transport_sr44:-:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_dr64_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr44_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr11:-:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr44:v2:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr31:-:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr31_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_sr44_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_vc74:-:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr21:-:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr21_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_wr41:-:*:*:*:*:*:*:*
cpe:2.3:h:digi:transport_dr64:-:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr11_xt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_vc74_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:digi:transport_wr11_firmware:*:*:*:*:*:*:*:*
CWE CWE-77
CVSS v2 : unknown
v3 : unknown
v2 : 10.0
v3 : 9.8
References (MISC) https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-04.txt - (MISC) https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-04.txt - Third Party Advisory
References (MISC) https://digi.com - (MISC) https://digi.com - Vendor Advisory

10 Dec 2021, 13:26

Type Values Removed Values Added
New CVE

Information

Published : 2021-12-10 13:15

Updated : 2023-12-10 14:09


NVD link : CVE-2021-35978

Mitre link : CVE-2021-35978

CVE.ORG link : CVE-2021-35978


JSON object : View

Products Affected

digi

  • transport_wr41_firmware
  • transport_wr41
  • transport_wr44_firmware
  • transport_sr44
  • transport_vc74_firmware
  • transport_wr11_firmware
  • transport_wr11
  • transport_wr11_xt_firmware
  • transport_wr44
  • transport_wr21_firmware
  • transport_dr64_firmware
  • transport_dr64
  • transport_wr31
  • transport_wr11_xt
  • transport_wr21
  • transport_sr44_firmware
  • transport_wr31_firmware
  • transport_vc74
CWE
CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')