High severity7.5NVD Advisory· Published Jul 10, 2025· Updated Jun 17, 2026
CVE-2024-42516
CVE-2024-42516
Description
HTTP response splitting in the core of Apache HTTP Server allows an attacker who can manipulate the Content-Type response headers of applications hosted or proxied by the server can split the HTTP response.
This vulnerability was described as CVE-2023-38709 but the patch included in Apache HTTP Server 2.4.59 did not address the issue.
Users are recommended to upgrade to version 2.4.64, which fixes this issue.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
55>= 2.4.59, < 2.4.64+ 1 more
- (no CPE)range: >= 2.4.59, < 2.4.64
- (no CPE)range: 2.4.0
- osv-coords53 versionspkg:bitnami/apachepkg:rpm/almalinux/httpdpkg:rpm/almalinux/httpd-corepkg:rpm/almalinux/httpd-develpkg:rpm/almalinux/httpd-filesystempkg:rpm/almalinux/httpd-manualpkg:rpm/almalinux/httpd-toolspkg:rpm/almalinux/mod_ldappkg:rpm/almalinux/mod_luapkg:rpm/almalinux/mod_proxy_htmlpkg:rpm/almalinux/mod_sessionpkg:rpm/almalinux/mod_sslpkg:rpm/opensuse/apache2-devel&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/apache2&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/apache2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/apache2-event&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/apache2-manual&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/apache2-prefork&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/apache2-utils&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/apache2-worker&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/apache2-devel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/apache2-devel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7pkg:rpm/suse/apache2&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/apache2&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/apache2&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/apache2-event&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/apache2-event&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7pkg:rpm/suse/apache2-prefork&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/apache2-prefork&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/apache2-tls13&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/apache2-tls13&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/apache2-utils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/apache2-utils&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7pkg:rpm/suse/apache2-worker&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/apache2-worker&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7
>= 2.4.0, < 2.4.64+ 52 more
- (no CPE)range: >= 2.4.0, < 2.4.64
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 1:2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.63-13.el10_2.4
- (no CPE)range: < 1:2.4.63-13.el10_2.4
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.64-1.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.62-150700.4.3.1
- (no CPE)range: < 2.4.51-150200.3.82.1
- (no CPE)range: < 2.4.51-150200.3.82.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.62-150700.4.3.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-35.69.1
- (no CPE)range: < 2.4.51-150200.3.82.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150200.3.82.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-35.69.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.51-150400.6.46.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.62-150700.4.3.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.62-150700.4.3.1
- (no CPE)range: < 2.4.51-35.69.1
- (no CPE)range: < 2.4.51-35.69.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.62-150700.4.3.1
- (no CPE)range: < 2.4.58-150600.5.35.1
- (no CPE)range: < 2.4.62-150700.4.3.1
Patches
Vulnerability mechanics
References
4News mentions
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