CVE Alert: CVE-2025-23419
Vulnerability Summary: CVE-2025-23419
When multiple server blocks are configured to share the same IP address and port, an attacker can use session resumption to bypass client certificate authentication requirements on these servers. This vulnerability arises when TLS Session Tickets https://nginx.org/en/docs/http/ngx_http_ssl_module.html#ssl_session_ticket_key are used and/or the SSL session cache https://nginx.org/en/docs/http/ngx_http_ssl_module.html#ssl_session_cache are used in the default server and the default server is performing client certificate authentication. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected Endpoints:
No affected endpoints listed.
Published Date:
2/5/2025, 6:15:33 PM
⚠️ CVSS Score:
Exploit Status:
Not ExploitedReferences:
- https://my.f5.com/manage/s/article/K000149173
- http://www.openwall.com/lists/oss-security/2025/02/05/8
Recommended Action:
No proposed action available. Please refer to vendor documentation for updates.
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