CVE-2024-24795

CVE-2024-24795 is a medium-severity vulnerability in Apache Http Server with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-113.

Key facts

• Severity: Medium (CVSS 3.x base score 6.3)
• EPSS exploit prediction: 3% (85th percentile)
• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2024-22171
• Weakness: CWE-113
• Affected product: Apache Http Server
• Published: 2024-04-04
• Last modified: 2026-06-17

Description

HTTP Response splitting in multiple modules in Apache HTTP Server allows an attacker that can inject malicious response headers into backend applications to cause an HTTP desynchronization attack. Users are recommended to upgrade to version 2.4.59, which fixes this issue.

Frequently asked questions

What is CVE-2024-24795?

HTTP Response splitting in multiple modules in Apache HTTP Server allows an attacker that can inject malicious response headers into backend applications to cause an HTTP desynchronization attack. Users are recommended to upgrade to version 2.4.59, which fixes this issue.

How severe is CVE-2024-24795?

CVE-2024-24795 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-24795 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-24795?

CVE-2024-24795 primarily affects Apache Http Server. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-24795?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-24795 have an EU (EUVD) identifier?

Yes. CVE-2024-24795 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22171.

When was CVE-2024-24795 published?

CVE-2024-24795 was published on 2024-04-04 and last updated on 2026-06-17.

References

• https://httpd.apache.org/security/vulnerabilities_24.html
• http://seclists.org/fulldisclosure/2024/Jul/18
• http://www.openwall.com/lists/oss-security/2024/04/04/5
• https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html
• https://lists.debian.org/debian-lts-announce/2024/05/msg00014.html
• https://lists.fedoraproject.org/archives/list/[email protected]/message/I2N2NZEX3MR64IWSGL3QGN7KSRUGAEMF/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/LX5U34KYGDYPRH3AJ6MDDCBJDWDPXNVJ/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/WNV4SZAPVS43DZWNFU7XBYYOZEZMI4ZC/
• https://security.netapp.com/advisory/ntap-20240415-0013/
• https://support.apple.com/kb/HT214119

Affected products (9)

• cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
• cpe:2.3:a:netapp:ontap:9:*:*:*:*:*:*:*
• cpe:2.3:a:netapp:ontap_tools:10:*:*:*:*:vmware_vsphere:*:*
• cpe:2.3:o:broadcom:fabric_operating_system:-:*:*:*:*:*:*:*
• cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Http Server

• CVE-2010-0425 — Critical (CVSS 10.0): modules/arch/win32/mod_isapi.c in mod_isapi in the Apache HTTP Server 2.0.37 through 2.0.63, 2.2.0 through 2.2.14, and…
• CVE-2005-2700 — Critical (CVSS 10.0): ssl_engine_kernel.c in mod_ssl before 2.8.24, when using "SSLVerifyClient optional" in the global virtual host…
• CVE-2004-0492 — Critical (CVSS 10.0): Heap-based buffer overflow in proxy_util.c for mod_proxy in Apache 1.3.25 to 1.3.31 allows remote attackers to cause a…
• CVE-2003-0789 — Critical (CVSS 10.0): mod_cgid in Apache before 2.0.48, when using a threaded MPM, does not properly handle CGI redirect paths, which could…
• CVE-1999-1293 — Critical (CVSS 10.0): mod_proxy in Apache 1.2.5 and earlier allows remote attackers to cause a denial of service via malformed FTP commands,…
• CVE-1999-0926 — Critical (CVSS 10.0): Apache allows remote attackers to conduct a denial of service via a large number of MIME headers.

All CVEs affecting Apache Http Server →

Other CWE-113 (HTTP Response Splitting) vulnerabilities

• CVE-2026-38967 — Critical (CVSS 9.8): CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
• CVE-2026-34520 — Critical (CVSS 9.1): AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser…
• CVE-2025-53007 — High (CVSS 8.9): arduino-esp32 provides an Arduino core for the ESP32. Versions prior to 3.3.0-RC1 and 3.2.1 contain a HTTP Response…
• CVE-2024-52875 — High (CVSS 8.8): An issue was discovered in GFI Kerio Control 9.2.5 through 9.4.5. The dest GET parameter passed to the…
• CVE-2018-0689 — High (CVSS 8.8): HTTP header injection vulnerability in SEIKO EPSON printers and scanners (DS-570W firmware versions released prior to…
• CVE-2018-11347 — High (CVSS 8.8): The YunoHost 2.7.2 through 2.7.14 web application is affected by one HTTP Response Header Injection. This flaw allows…

Browse all CWE-113 (HTTP Response Splitting) vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE:

• 50.255.62.89 (ipv4-addr)
• 147.15.15.226 (ipv4-addr)
• 45.84.120.3 (ipv4-addr)
• 77.90.185.88 (ipv4-addr)
• 77.90.185.87 (ipv4-addr)
• 74.87.117.150 (ipv4-addr)
• 61.76.112.4 (ipv4-addr)
• 60.199.224.2 (ipv4-addr)