HTTP2 Rapid Reset Vulnerability (CVE-2023-44487)

The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. More information at: https://vulners.com/cve/CVE-2023-44487...

Oracle Linux 8 : nginx:1.20 (ELSA-2023-5712)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2023-5712 advisory. 1:1.20.1-1.0.1.1 - Resolves: RHEL-12732 - nginx:1.20/nginx: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack Rapid Reset Attack...

RHEL 9 : nodejs (RHSA-2023:5765)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5765 advisory. Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fixes...

RHEL 8 : nghttp2 (RHSA-2023:5768)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2023:5768 advisory. nghttp2 contains the Hypertext Transfer Protocol version 2 HTTP/2 client, server, and proxy programs as well as a library implementing the HTTP/2...

RHEL 7 / 8 / 9 : Red Hat JBoss Web Server 5.7.5 (RHSA-2023:5783)

The remote Redhat Enterprise Linux 7 / 8 / 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5783 advisory. Red Hat JBoss Web Server is a fully integrated and certified set of components for hosting Java web applications. It is comprised of the Apac...

RHEL 9 : nodejs (RHSA-2023:5764)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5764 advisory. Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fixes...

RHEL 9 : nghttp2 (RHSA-2023:5770)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5770 advisory. nghttp2 contains the Hypertext Transfer Protocol version 2 HTTP/2 client, server, and proxy programs as well as a library implementing the HTTP/2...

RHEL 8 : nodejs:16 (RHSA-2023:5803)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5803 advisory. Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fixes...

Important: tomcat9

Issue Overview: The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. CVE-2023-44487 Affected Packages: tomcat9 Issue Correction: Run dnf update tomcat9...

Important: Red Hat Security Advisory: Red Hat build of Quarkus security update

An update is now available for Red Hat build of Quarkus. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links i...

HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack)

A flaw was found in handling multiplexed streams in the HTTP/2 protocol. A client can repeatedly make a request for a new multiplex stream and immediately send an RSTSTREAM frame to cancel it. This creates extra work for the server setting up and tearing down the streams while not hitting any...

HTTP/2 Rapid Reset Attack Affecting Cisco Products: October 2023

On October 10, 2023, the following HTTP/2 protocol-level weakness, which enables a novel distributed denial of service DDoS attack technique, was disclosed: CVE-2023-44487: HTTP/2 Rapid Reset For a description of this vulnerability, see the following publications: How it works: The novel HTTP/2...

Important: Red Hat Security Advisory: .NET 7.0 security update

An update for .NET 7.0 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

[SECURITY] [DLA 3621-1] nghttp2 security update

Debian LTS Advisory DLA-3621-1 [email protected] https://www.debian.org/lts/security/ Sean Whitton October 16, 2023 https://wiki.debian.org/LTS Package : nghttp2 Version : 1.36.0-2+deb10u2 CVE ID : CVE-2020-11080 CVE-2023-44487 Debian Bug : 962145 1053769 Multiple vulnerabilities were...

Important: Red Hat Security Advisory: go-toolset and golang security and bug fix update

An update for go-toolset and golang is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Important: Red Hat Security Advisory: go-toolset:rhel8 security update

An update for the go-toolset:rhel8 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Moderate: Red Hat Security Advisory: rh-nginx120-nginx security update

An update for rh-nginx120-nginx is now available for Red Hat Software Collections. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Important: Red Hat Security Advisory: go-toolset-1.19 and go-toolset-1.19-golang security update

An update for go-toolset-1.19 and go-toolset-1.19-golang is now available for Red Hat Developer Tools. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availab...

Moderate: Red Hat Security Advisory: nginx:1.22 security update

An update for the nginx:1.22 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Moderate: Red Hat Security Advisory: nginx:1.20 security update

An update for the nginx:1.20 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...