Overview
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.
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
Key Details
| Property | Value |
|---|---|
| CVE ID | CVE-2024-38475 |
| Vendor / Product | Apache — HTTP Server |
| NVD Published | 2024-07-01 |
| NVD Last Modified | 2025-11-17 |
| CVSS 3.1 Score | 9.1 |
| CVSS 3.1 Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| Severity | CRITICAL |
| CWE | CWE-116 |
| CISA KEV Added | 2025-05-01 |
| CISA KEV Deadline | 2025-05-22 |
| Known Ransomware Use | No |
CVSS 3.1 Breakdown
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Required Action
CISA BOD 22-01 Deadline: 2025-05-22.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Timeline
| Date | Event |
|---|---|
| 2025-05-01 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2025-05-22 | CISA BOD 22-01 remediation deadline |
References
| Resource | Type |
|---|---|
| NVD — CVE-2024-38475 | Vulnerability Database |
| CISA KEV Catalog Entry | US Government |