Vulnerability in 2n Access Unit 2.0

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.

Vulnerability class: Improper Certificate Validation

EPSS: 0.008 (54.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-31399?
CVE-2021-31399 is a medium-severity vulnerability in 2n Access Unit 2.0, classified under Improper Certificate Validation. CVSS score: 4.6/10. Published 2021-08-13.
How severe is CVE-2021-31399?
Medium severity. CVSS v3 base score is 4.6 out of 10.