CVE-2023-23566 json
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…
published 2023-01-13 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27666
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 19 mo ago
Exploit prediction
0.99% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-276 Incorrect Default Permissions
References
-
axigen.com
/mail-server/download/
vendor-advisory
-
axigen.com
/documentation/2-step-verification-two-factor-authentication-for-webmail-p69140479
technical-description, vendor-advisory
-
github.com
/umz-cert/vulnerabilities/issues/1
third-party-advisory
-
github.com
/umz-cert/vulnerabilitys/blob/patch-1/Axigen%20Mail%20Server%2010.3.3.52%202-Step%20verification
third-party-advisory
Sources
- CVE List CVE-2023-23566
- NVD CVE-2023-23566
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