CVE-2025-49812 Apache HTTP Server: mod_ssl TLS upgrade attack

In some modssl configurations on Apache HTTP Server versions through to 2.4.63, an HTTP desynchronisation attack allows a man-in-the-middle attacker to hijack an HTTP session via a TLS upgrade. Only configurations using "SSLEngine optional" to enable TLS upgrades are affected. Users are recommend...

CVE-2024-47252 Apache HTTP Server: mod_ssl error log variable escaping

Insufficient escaping of user-supplied data in modssl in Apache HTTP Server 2.4.63 and earlier allows an untrusted SSL/TLS client to insert escape characters into log files in some configurations. In a logging configuration where CustomLog is used with "%varnamex" or "%varnamec" to log variables...

CVE-2024-47252 Apache HTTP Server: mod_ssl error log variable escaping

Insufficient escaping of user-supplied data in modssl in Apache HTTP Server 2.4.63 and earlier allows an untrusted SSL/TLS client to insert escape characters into log files in some configurations. In a logging configuration where CustomLog is used with "%varnamex" or "%varnamec" to log variables...

CVE-2002-1793: Undefined Security Weakness

HTTP Server modssl module running on HP-UX 11.04 with Virtualvault OS VVOS 4.5 through 4.6 closes the connection when the Apache server times out during an SSL request, which may allow attackers to cause a denial of service...

Moderate: Red Hat Security Advisory: apache security update

Updated Apache and modssl packages that fix several minor security issues are now available for Red Hat Enterprise Linux. The Apache HTTP server is a powerful, full-featured, efficient, and freely-available Web server. Ben Laurie found a bug in the optional renegotiation code in modssl which can...