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CVE-2024-43204

HIGHCVSS 7.5/10EPSS 0.77%

Last modified

CVE-2024-43204 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability
0.77%

51.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server>= 2.4.0, < 2.4.64

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2024-43204?
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 severe is CVE-2024-43204?
CVE-2024-43204 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.
How do I fix CVE-2024-43204?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-43204?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST