CVE-2024-33452: High severity OpenResty lua-nginx-module vulnerability

Published Apr 22, 2025
·
Updated

An issue in OpenResty lua-nginx-module v.0.10.26 and before allows a remote attacker to conduct HTTP request smuggling via a crafted HEAD request.

Affected Software

10 affected componentsFixes available
OpenResty lua-nginx-module<=0.10.26
OpenResty lua-nginx-module<=0.10.26
debian/libnginx-mod-http-lua<1:0.10.23-1+deb12u1
1:0.10.23-1+deb12u1
debian/libnginx-mod-http-lua<1:0.10.27-1
1:0.10.27-1
debian/libnginx-mod-http-lua<1:0.10.27-1
1:0.10.27-1
debian/nginx<1.22.0-3
1.22.0-3
debian/nginx<1.22.0-3
1.22.0-3
debian/nginx<1.22.0-3
1.22.0-3
debian/libnginx-mod-http-lua
1:0.10.23-1+deb12u11:0.10.28-21:0.10.29-3
debian/nginx
1.22.1-9+deb12u91.22.1-9+deb12u101.26.3-3+deb13u71.26.3-3+deb13u101.30.6-2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/libnginx-mod-http-lua to a version that resolves this vulnerability.

    Fixed in 1:0.10.23-1+deb12u1
  2. Upgrade

    Upgrade debian/libnginx-mod-http-lua to a version that resolves this vulnerability.

    Fixed in 1:0.10.27-1
  3. Upgrade

    Upgrade debian/nginx to a version that resolves this vulnerability.

    Fixed in 1.22.0-3
  4. Upgrade

    Upgrade debian/libnginx-mod-http-lua to a version that resolves this vulnerability.

    Fixed in 1:0.10.23-1+deb12u1Fixed in 1:0.10.28-2Fixed in 1:0.10.29-3
  5. Upgrade

    Upgrade debian/nginx to a version that resolves this vulnerability.

    Fixed in 1.22.1-9+deb12u9Fixed in 1.22.1-9+deb12u10Fixed in 1.26.3-3+deb13u7Fixed in 1.26.3-3+deb13u10Fixed in 1.30.6-2

Event History

Apr 22, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·04:15 PM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·04:15 PM
DescriptionSeverityAffected Software

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2024-33452?

CVE-2024-33452 is considered a critical vulnerability due to its potential for HTTP request smuggling.

2

How do I fix CVE-2024-33452?

To mitigate CVE-2024-33452, upgrade the OpenResty lua-nginx-module to version 0.10.27 or later.

3

What causes CVE-2024-33452?

CVE-2024-33452 is caused by improper handling of crafted HEAD requests in the OpenResty lua-nginx-module.

4

Can CVE-2024-33452 be exploited remotely?

Yes, CVE-2024-33452 can be exploited remotely by an attacker through specially crafted HTTP requests.

5

Which versions of OpenResty lua-nginx-module are vulnerable to CVE-2024-33452?

OpenResty lua-nginx-module versions up to and including 0.10.26 are vulnerable to CVE-2024-33452.

Company

Resources

Contact

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