CVE-2021-31399

On 2N Access Unit 2.0 2.31.0.40.5 devices, an attacker can pose as the web relay for a man-in-the-middle attack.

CVSS v3 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://excellium-services.com/cert-xlm-advisory/cve-2021-31399/	Third Party Advisory
https://www.2n.cz/en_GB/products/ip-access-control/2n-access-unit-2	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:2n:access_unit_2.0_firmware:2.31.0.40.5:*:*:*:*:*:*:*

cpe:2.3:h:2n:access_unit_2.0:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-08-13 13:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-31399

Mitre link : CVE-2021-31399

CVE.ORG link : CVE-2021-31399

JSON object : View

Products Affected

2n

access_unit_2.0_firmware
access_unit_2.0

CWE

CWE-295

Improper Certificate Validation

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