CVE-2023-23566

CRITICAL
Published Jan 13, 20233y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Jan 13, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-276

Affected Products 1

VendorProductVersionRange
axigenaxigen_mail_server10.3.3.52any

References 4

  • github.com https://github.com/umz-cert/vulnerabilities/issues/1
    Third Party Advisory
  • github.com https://github.com/umz-cert/vulnerabilitys/blob/patch-1/Axigen%20Mail%20Server%2010.3.3.52%202-Step%20verification
    Third Party Advisory
  • axigen.com https://www.axigen.com/documentation/2-step-verification-two-factor-authentication-for-webmail-p69140479
    Technical DescriptionVendor Advisory
  • axigen.com https://www.axigen.com/mail-server/download/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.