Medium: httpd

Issue Overview:

Faulty input validation in the core of Apache allows malicious or exploitable backend/content generators to split HTTP responses.

This issue affects Apache HTTP Server: through 2.4.58. (CVE-2023-38709)

HTTP Response splitting in multiple modules in Apache HTTP Server allows an attacker that can inject malicious response headers into backend applications to cause an HTTP desynchronization attack.

Users are recommended to upgrade to version 2.4.59, which fixes this issue. (CVE-2024-24795)

Affected Packages:

httpd

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update httpd to update your system.

New Packages:

aarch64:  
    httpd-2.4.59-1.amzn2.aarch64  
    httpd-devel-2.4.59-1.amzn2.aarch64  
    httpd-tools-2.4.59-1.amzn2.aarch64  
    mod_ssl-2.4.59-1.amzn2.aarch64  
    mod_md-2.4.59-1.amzn2.aarch64  
    mod_proxy_html-2.4.59-1.amzn2.aarch64  
    mod_ldap-2.4.59-1.amzn2.aarch64  
    mod_session-2.4.59-1.amzn2.aarch64  
    httpd-debuginfo-2.4.59-1.amzn2.aarch64  
  
i686:  
    httpd-2.4.59-1.amzn2.i686  
    httpd-devel-2.4.59-1.amzn2.i686  
    httpd-tools-2.4.59-1.amzn2.i686  
    mod_ssl-2.4.59-1.amzn2.i686  
    mod_md-2.4.59-1.amzn2.i686  
    mod_proxy_html-2.4.59-1.amzn2.i686  
    mod_ldap-2.4.59-1.amzn2.i686  
    mod_session-2.4.59-1.amzn2.i686  
    httpd-debuginfo-2.4.59-1.amzn2.i686  
  
noarch:  
    httpd-manual-2.4.59-1.amzn2.noarch  
    httpd-filesystem-2.4.59-1.amzn2.noarch  
  
src:  
    httpd-2.4.59-1.amzn2.src  
  
x86_64:  
    httpd-2.4.59-1.amzn2.x86_64  
    httpd-devel-2.4.59-1.amzn2.x86_64  
    httpd-tools-2.4.59-1.amzn2.x86_64  
    mod_ssl-2.4.59-1.amzn2.x86_64  
    mod_md-2.4.59-1.amzn2.x86_64  
    mod_proxy_html-2.4.59-1.amzn2.x86_64  
    mod_ldap-2.4.59-1.amzn2.x86_64  
    mod_session-2.4.59-1.amzn2.x86_64  
    httpd-debuginfo-2.4.59-1.amzn2.x86_64  

Additional References

Red Hat: CVE-2023-38709, CVE-2024-24795

Mitre: CVE-2023-38709, CVE-2024-24795