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

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CVE-2021-20997

Severity CVSS v4.0:
Pending analysis
Type:
CWE-522 Insufficiently Protected Credentials
Publication date:
13/05/2021
Last modified:
20/05/2021

Description

In multiple managed switches by WAGO in different versions it is possible to read out the password hashes of all Web-based Management users.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:wago:0852-0303_firmware:*:*:*:*:*:*:*:* 1.2.3.s0 (including)
cpe:2.3:h:wago:0852-0303:-:*:*:*:*:*:*:*
cpe:2.3:o:wago:0852-1305_firmware:*:*:*:*:*:*:*:* 1.1.7.s0 (including)
cpe:2.3:h:wago:0852-1305:-:*:*:*:*:*:*:*
cpe:2.3:o:wago:0852-1505_firmware:*:*:*:*:*:*:*:* 1.1.6.s0 (including)
cpe:2.3:h:wago:0852-1505:-:*:*:*:*:*:*:*
cpe:2.3:o:wago:0852-1305\/000-001_firmware:*:*:*:*:*:*:*:* 1.0.4.s0 (including)
cpe:2.3:h:wago:0852-1305\/000-001:-:*:*:*:*:*:*:*
cpe:2.3:o:wago:0852-1505\/000-001_firmware:*:*:*:*:*:*:*:* 1.0.4.s0 (including)
cpe:2.3:h:wago:0852-1505\/000-001:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools