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: 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: 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...

AlmaLinux 8 : grafana (ALSA-2023:5863)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:5863 advisory. - A malicious HTTP/2 client which rapidly creates requests and immediately resets them can cause excessive server resource consumption. While the total...

AlmaLinux 9 : grafana (ALSA-2023:5867)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:5867 advisory. - A malicious HTTP/2 client which rapidly creates requests and immediately resets them can cause excessive server resource consumption. While the total...

Oracle Linux 9 : go-toolset / and / golang (ELSA-2023-5738)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-5738 advisory. - Update to go 1.19.13 CVE-2023-44487 CVE-2023-39325 CVE-2023-29409 go-toolset Tenable has extracted the preceding description block directly from the...

Amazon Linux 2023 : golang, golang-bin, golang-misc (ALAS2023-2023-394)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2023-394 advisory. Line directives //line can be used to bypass the restrictions on //go:cgo directives, allowing blocked linker and compiler flags to be passed during compilation. This can result in unexpected...

Ubuntu 23.10 : .NET vulnerabilities (USN-6438-1)

The remote Ubuntu 23.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6438-1 advisory. Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to cause a denial of service...

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

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...

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

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...

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

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: 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: 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...

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

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...

Oracle Linux 8 : go-toolset:ol8 (ELSA-2023-5721)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-5721 advisory. - Rebase to Go 1.19.13 CVE-2023-39325 CVE-2023-44487 go-toolset Tenable has extracted the preceding description block directly from the Oracle Linux...

Amazon Linux 2 : nginx (ALASNGINX1-2023-006)

The version of nginx installed on the remote host is prior to 1.22.1-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2NGINX1-2023-006 advisory. The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams...

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

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: 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: 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: 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...