CVE-2024-38475 — Apache HTTP Server Improper Escaping of Output Vulnerability
CVE-2024-38475: Apache HTTP Server Improper Escaping of Output Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Apache |
| Product | HTTP Server |
| Date added | 2025-05-01 |
| Due date | 2025-05-22 |
| Ransomware campaign use | Unknown |
Description
Apache HTTP Server contains an improper escaping of output vulnerability in mod_rewrite that allows an attacker to map URLs to filesystem locations that are permitted to be served by the server but are not intentionally/directly reachable by any URL, resulting in code execution or source code disclosure.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://httpd.apache.org/security/vulnerabilities_24.html ; https://nvd.nist.gov/vuln/detail/CVE-2024-38475
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-38475
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog