vulnerability
Red Hat: CVE-2016-4975: Moderate: httpd security and bug fix update (RHSA-2017:0906)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Aug 14, 2018 | Jan 22, 2020 | Feb 19, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Aug 14, 2018
Added
Jan 22, 2020
Modified
Feb 19, 2026
Description
Possible CRLF injection allowing HTTP response splitting attacks for sites which use mod_userdir. This issue was mitigated by changes made in 2.4.25 and 2.2.32 which prohibit CR or LF injection into the "Location" or other outbound header key or value. Fixed in Apache HTTP Server 2.4.25 (Affected 2.4.1-2.4.23). Fixed in Apache HTTP Server 2.2.32 (Affected 2.2.0-2.2.31).
Solutions
redhat-upgrade-httpdredhat-upgrade-httpd-debuginforedhat-upgrade-httpd-develredhat-upgrade-httpd-manualredhat-upgrade-httpd-toolsredhat-upgrade-mod_ldapredhat-upgrade-mod_proxy_htmlredhat-upgrade-mod_sessionredhat-upgrade-mod_ssl
References
Rapid7 Labs
2026 Global Threat Landscape Report
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