CVE-2021-35978
CVSS V2 High 10
CVSS V3 Critical 9.8
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.
Overview
- CVE ID
- CVE-2021-35978
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-12-10T13:15:07
- Last Modified Date
- 2021-12-14T17:00:02
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:digi:transport_dr64_firmware:*:*:*:*:*:*:*:* | 1 | OR | 5.2.4.9 | |
| cpe:2.3:h:digi:transport_dr64:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_sr44_firmware:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:digi:transport_sr44:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_vc74_firmware:*:*:*:*:*:*:*:* | 1 | OR | 5.2.4.9 | |
| cpe:2.3:h:digi:transport_vc74:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_wr11_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.2.1.3 | |
| cpe:2.3:h:digi:transport_wr11:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_wr11_xt_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.2.1.3 | |
| cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_wr21_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.2.1.3 | |
| cpe:2.3:h:digi:transport_wr21:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_wr31_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.2.1.3 | |
| cpe:2.3:h:digi:transport_wr31:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:* | 1 | OR | 5.0.0.0 | 5.2.4.6 |
| cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:* | 1 | OR | 6.0.0.0 | 6.1.3.5 |
| cpe:2.3:o:digi:transport_wr41_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.0.0.0 | 8.3.1.2 |
| cpe:2.3:h:digi:transport_wr41:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:digi:transport_wr44_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.3.1.2 | |
| cpe:2.3:h:digi:transport_wr44:v2:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 10
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://digi.com | Vendor Advisory |
| https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-04.txt | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-35978 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35978 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:41:26 | Added to TrackCVE | |||
| 2022-12-06 03:31:33 | 2021-12-10T13:15Z | 2021-12-10T13:15:07 | CVE Published Date | updated |
| 2022-12-06 03:31:33 | 2021-12-14T17:00:02 | CVE Modified Date | updated | |
| 2022-12-06 03:31:33 | Analyzed | Vulnerability Status | updated |