CVE-2024-47252

Insufficient escaping of user-supplied data in mod_ssl 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 "%{varname}x" or "%{varname}c" to log variables provided by mod_ssl such as SSL_TLS_SNI, no escaping is performed by either mod_log_config or mod_ssl and unsanitized data provided by the client may appear in log files.

The following products are affected by CVE-2024-47252 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2024-47252.

URL	Resource
http://www.openwall.com/lists/oss-security/2025/07/10/2
http://www.openwall.com/lists/oss-security/2025/07/10/6
https://httpd.apache.org/security/vulnerabilities_24.html
https://lists.debian.org/debian-lts-announce/2025/08/msg00009.html
https://nvd.nist.gov/vuln/detail/CVE-2024-47252
https://www.cve.org/CVERecord?id=CVE-2024-47252