x3270 before 3.3.12ga12 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
CVSS Details
- CVSS 3.1 Base Score: 4.8
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade ibm-3270 | Jul 30, 2024 | May 27, 2014 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 20, 2013 |
| Suse | — | Upgrade x3270 | Aug 9, 2024 | Jun 28, 2013 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | May 27, 2014 |
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