Debian dla-3621 : libnghttp2-14 - security update

The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-3621 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-3621-1 [email protected]...

RHEL 8 : nginx:1.20 (RHSA-2023:5712)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5712 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security...

RHEL 7 : rh-dotnet60-dotnet (RHSA-2023:5705)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5705 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. N...

RHEL 9 : nginx (RHSA-2023:5711)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5711 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security...

RHEL 8 : dotnet7.0 (RHSA-2023:5709)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5709 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. N...

RHEL 8 : dotnet6.0 (RHSA-2023:5707)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5707 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. N...

How to mitigate the HTTP/2 Rapid Reset vulnerability (CVE-2023-44487) on NetScaler

Advise how to mitigate the HTTP/2 Rapid Reset vulnerability on NetScaler...

ALSA-2023:5713 Moderate: nginx:1.22 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack Rapid Reset Attack CVE-2023-44487 For more details about the securi...

Important: dotnet6.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET 6.0 to SDK 6.0.123 and Runtime 6.0.23...

Moderate: nginx security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack Rapid Reset Attack CVE-2023-44487 For more details about the securi...

Important: dotnet7.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET 7.0 to SDK 7.0.112 and Runtime 7.0.12...

RHEL 9 : .NET 7.0 (RHSA-2023:5749)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5749 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. N...

RHEL 9 : nginx (RHSA-2023:5714)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5714 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security...

RHEL 8 : nginx:1.20 (RHSA-2023:5715)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5715 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security...

RHEL 9 : dotnet6.0 (RHSA-2023:5708)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5708 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. N...

RHEL 9 : dotnet6.0 (RHSA-2023:5706)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5706 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. N...

Fedora 38 : nghttp2 (2023-ed2642fd58)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-ed2642fd58 advisory. - fix HTTP/2 Rapid Reset CVE-2023-44487 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that...

HTTP/2 Zero-Day Exploited for the Most Explosive DDoS Attacks

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary A zero-day vulnerability in HTTP/2 has been actively exploited in August, introducing a novel DDoS technique referred as "Rapid Reset". The attack, utilizing CVE-2023-44487, exploits a vulnerabili...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : go1.21 (SUSE-SU-2023:4069-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4069-1 advisory. - Update to go1.21.3 bsc1212475 - CVE-2023-39325: Fixed a flaw that can lead to a DoS due to a...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : go1.20 (SUSE-SU-2023:4068-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4068-1 advisory. - Update to go1.20.10 bsc1206346 - CVE-2023-39325: Fixed a flaw that can lead to a DoS due to a...