CVE-2023-2374

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-2374
A security flaw has been discovered in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This issue affects some unknown processing of the component Web Management Interface. Performing a manipulation of the argument ecn-down results in command injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. The existence of this vulnerability is still disputed at present. The vendor position is that post-authentication issues are not accepted as vulnerabilities.

7.2 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

8.3 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:M/C:C/I:C/A:C

Exploitability : 6.4 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/6 Exploit Third Party Advisory
https://vuldb.com/cve/CVE-2023-2374
https://vuldb.com/submit/114075
https://vuldb.com/vuln/227650
https://vuldb.com/vuln/227650/cti
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/6 Exploit Third Party Advisory
https://vuldb.com/?ctiid.227650 Permissions Required Third Party Advisory
https://vuldb.com/?id.227650 Third Party Advisory
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:o:ui:er-x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:-:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix2:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix3:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix4:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix5:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix6:*:*:*:*:*:*
cpe:2.3:h:ui:er-x:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
OR cpe:2.3:o:ui:er-x-sfp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:-:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix2:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix4:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix5:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix6:*:*:*:*:*:*
cpe:2.3:h:ui:er-x-sfp:-:*:*:*:*:*:*:*
History

09 Jul 2026, 15:16

Type Values Removed Values Added
Summary (en) A vulnerability has been found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6 and classified as critical. This vulnerability affects unknown code of the component Web Management Interface. The manipulation of the argument ecn-down leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-227650 is the identifier assigned to this vulnerability. (en) A security flaw has been discovered in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This issue affects some unknown processing of the component Web Management Interface. Performing a manipulation of the argument ecn-down results in command injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. The existence of this vulnerability is still disputed at present. The vendor position is that post-authentication issues are not accepted as vulnerabilities.
CVSS v2 : 6.5
v3 : 6.3 		v2 : 8.3
v3 : 7.2
CWE CWE-74
References
  • () https://vuldb.com/cve/CVE-2023-2374 -
  • () https://vuldb.com/submit/114075 -
  • () https://vuldb.com/vuln/227650 -
  • () https://vuldb.com/vuln/227650/cti -

21 Nov 2024, 07:58

Type Values Removed Values Added
References () https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/6 - Exploit, Third Party Advisory () https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/6 - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.227650 - Permissions Required, Third Party Advisory () https://vuldb.com/?ctiid.227650 - Permissions Required, Third Party Advisory
References () https://vuldb.com/?id.227650 - Third Party Advisory () https://vuldb.com/?id.227650 - Third Party Advisory
CVSS v2 : 6.5
v3 : 8.8 		v2 : 6.5
v3 : 6.3

08 May 2023, 14:04

Type Values Removed Values Added
CPE cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix5:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix2:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:-:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix2:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:-:*:*:*:*:*:*
cpe:2.3:h:ui:er-x:-:*:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix6:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix6:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix5:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix4:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:2.0.9:hotfix3:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:ui:er-x-sfp_firmware:2.0.9:hotfix4:*:*:*:*:*:*
cpe:2.3:o:ui:er-x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:ui:er-x-sfp:-:*:*:*:*:*:*:*
First Time Ui
Ui er-x-sfp
Ui er-x Firmware
Ui er-x-sfp Firmware
Ui er-x
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.8
References (MISC) https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/6 - (MISC) https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/6 - Exploit, Third Party Advisory
References (MISC) https://vuldb.com/?id.227650 - (MISC) https://vuldb.com/?id.227650 - Third Party Advisory
References (MISC) https://vuldb.com/?ctiid.227650 - (MISC) https://vuldb.com/?ctiid.227650 - Permissions Required, Third Party Advisory

28 Apr 2023, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2023-04-28 15:15

Updated : 2026-07-09 15:16

NVD link : CVE-2023-2374

Mitre link : CVE-2023-2374

CVE.ORG link : CVE-2023-2374

JSON object : View

Products Affected

ui

  • er-x-sfp_firmware
  • er-x
  • er-x_firmware
  • er-x-sfp
CWE
CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-77

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