CVE-2024-43394
HIGHCVSS v3
7.5
HIGH
EPSS Score
0.1%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
Server-Side Request Forgery (SSRF) in Apache HTTP Server on Windows allows to potentially leak NTLM hashes to a malicious server via mod_rewrite or apache expressions that pass unvalidated request input. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.63. Note: The Apache HTTP Server Project will be setting a higher bar for accepting vulnerability reports regarding SSRF via UNC paths. The server offers limited protection against administrators directing the server to open UNC
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 7/10/2025
- Last Modified
- 11/4/2025
Frequently Asked Questions
What is CVE-2024-43394?
Server-Side Request Forgery (SSRF) in Apache HTTP Server on Windows allows to potentially leak NTLM hashes to a malicious server via mod_rewrite or apache expressions that pass unvalidated request input. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.63. Note: The Apache HTTP Server Project will be setting a higher bar for accepting vulnerability reports regarding SSRF via UNC paths. The server offers limited protection against administrators directing the server to open UNC
Is CVE-2024-43394 actively exploited?
Active exploitation of CVE-2024-43394 has not been confirmed. The EPSS score is 0.1%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2024-43394?
CVE-2024-43394 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string 3.1.
Is CVE-2024-43394 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.