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nginx 0.5.6 through 1.7.4, when using the same shared ssl_session_cache or ssl_session_ticket_key for multiple servers, can reuse a cached SSL session for an unrelated context, which allows remote attackers with certain privileges to conduct "virtual host confusion" attacks.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade nginx | Jul 30, 2024 | Dec 8, 2014 |
| Freebsd | — | Upgrade nginx-develUpgrade nginx | Dec 10, 2025 | Sep 16, 2014 |
| Gentoo Linux | — | Upgrade www-servers/nginx. | Oct 30, 2017 | Dec 8, 2014 |
| Nginx | — | Upgrade to nginx version 1.7.5Upgrade to nginx version 1.6.2 | Dec 8, 2014 | Dec 8, 2014 |
| Suse | — | Upgrade nginx | Feb 4, 2022 | Oct 13, 2014 |
| Ubuntu | — | Upgrade nginx-naxsiUpgrade nginx-fullUpgrade nginx-coreUpgrade nginx-extrasUpgrade nginx-light | Nov 8, 2024 | Dec 8, 2014 |
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