Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2021-27428

Severity CVSS v4.0:
Pending analysis
Type:
CWE-434 Unrestricted Upload of File with Dangerous Type
Publication date:
23/03/2022
Last modified:
01/04/2022

Description

GE UR IED firmware versions prior to version 8.1x supports upgrading firmware using UR Setup configuration tool – Enervista UR Setup. This UR Setup tool validates the authenticity and integrity of firmware file before uploading the UR IED. An illegitimate user could upgrade firmware without appropriate privileges. The weakness is assessed, and mitigation is implemented in firmware Version 8.10.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:ge:multilin_b30_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_b30:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_b90_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_b90:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_c60_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_c60:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_c70_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_c70:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_c95_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_c95:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_d30_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_d30:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_d60_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)
cpe:2.3:h:ge:multilin_d60:-:*:*:*:*:*:*:*
cpe:2.3:o:ge:multilin_f35_firmware:*:*:*:*:*:*:*:* 8.10 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools