QID 239667

Date Published: 2021-10-19

QID 239667: Red Hat Update for httpd24-httpd (RHSA-2021:3754)

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

Security Fix(es): httpd: mod_proxy: SSRF via a crafted request uri-path containing "unix:" (CVE-2021-40438)

Affected Products:

Red Hat Software Collections (for RHEL Server) 1 for RHEL 7 x86_64
Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7 s390x
Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7 ppc64le
Red Hat Software Collections (for RHEL Workstation) 1 for RHEL 7 x86_64

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V3 rated as Critical - 9 severity.
  • CVSS V2 rated as High - 6.8 severity.
    • Solution
    Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

    Refer to Red Hat security advisory RHSA-2021:3754 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239667

    CVE-2021-40438 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:3754 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:3754?language=en
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