CVE-2024-42516
HIGH7.5EPSS 0.70%Apache HTTP Server: HTTP response splitting
Published: 7/10/2025Modified: 11/6/2025
Also known as:ALPINE-CVE-2024-42516BIT-apache-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.
Affected packages (4)
- Alpine/apache2from 0, < 2.4.64-r0
- Bitnami/apache>= 2.4.0, < 2.4.64
- Debian/apache2from 0, < 2.4.65-1~deb11u1
- Debian/apache2from 0, < 2.4.65-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
References (7)
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2024-42516
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2024-42516
- WEBhttps://httpd.apache.org/security/vulnerabilities_24.html
- WEBhttps://lists.debian.org/debian-lts-announce/2025/08/msg00009.html
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2024-42516
- WEBhttp://www.openwall.com/lists/oss-security/2025/07/10/2
- WEBhttp://www.openwall.com/lists/oss-security/2025/07/10/3