CVEvulnerability
CVE-2021-31399
5.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-08-13
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.6 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
- CVSS 3.1 ([email protected])
- 5.9 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-295
Description
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.
Affected configurations
• 2n access unit 2.0 firmware 2.31.0.40.5
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- https://cds.thalesgroup.com/en/tcs-cert/CVE-2021-31399 cds.thalesgroup.com
- 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
- 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