QID 242479

Date Published: 2023-11-20

QID 242479: Red Hat Update for rh-varnish6-varnish (RHSA-2023:7334)

Varnish cache is a high-performance http accelerator.
It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up...Security Fix(es):

    http/2: multiple http/2 enabled web servers are vulnerable to a ddos attack (rapid reset attack) (cve-2023-44487).
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.
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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.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2023:7334 for updates and patch information.
    Vendor References

    CVEs related to QID 242479

    CVE-2023-44487 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:7334 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:7334
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