CVE-2023-23566

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

A 2-Step Verification problem in Axigen 10.3.3.52 allows an attacker to access a mailbox by bypassing 2-Step Verification when they try to add an account to any third-party webmail service (or add an account to Outlook or Gmail, etc.) with IMAP or POP3 without any verification code.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-276

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/umz-cert/vulnerabilities/issues/1Third Party Advisory
https://github.com/umz-cert/vulnerabilitys/blob/patch-1/Axigen%20Mail%20Server%2010.3.3.52%202-Step%20verificationThird Party Advisory
https://www.axigen.com/documentation/2-step-verification-two-factor-authentication-for-webmail-p69140479Technical Description, Vendor Advisory
https://www.axigen.com/mail-server/download/Vendor Advisory
https://github.com/umz-cert/vulnerabilities/issues/1Third Party Advisory
https://github.com/umz-cert/vulnerabilitys/blob/patch-1/Axigen%20Mail%20Server%2010.3.3.52%202-Step%20verificationThird Party Advisory
https://www.axigen.com/documentation/2-step-verification-two-factor-authentication-for-webmail-p69140479Technical Description, Vendor Advisory
https://www.axigen.com/mail-server/download/Vendor Advisory

Timeline

Published: Jan 13, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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