CVE-2024-43204
Apache HTTP Server: SSRF with mod_headers setting Content-Type header
7.5
HIGH
CVSS 3.1
EPSS 0.70%
Description
SSRF in Apache HTTP Server with mod_proxy loaded allows an attacker to send outbound proxy requests to a URL controlled by the attacker. Requires an unlikely configuration where mod_headers is configured to modify the Content-Type request or response header with a value provided in the HTTP request. Users are recommended to upgrade to version 2.4.64 which fixes this issue.
How to fix CVE-2024-43204
To remediate CVE-2024-43204, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.64-r0 or later
- —upgrade to 2.4.64 or later
- —upgrade to 2.4.65-1~deb11u1 or later
Is CVE-2024-43204 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.4.64-r0
- >= 2.4.0, < 2.4.64
- from 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 |