CVE-2023-50247

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...

Memory corruption

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...

CVE-2023-50247

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...

CVE-2023-50247 h2o QUIC state exhaustion DoS

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...

CVE-2023-50247 h2o QUIC state exhaustion DoS

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...

FreeBSD : h2o -- uninitialised memory access in HTTP3 (1d3677a8-9143-42d8-84a3-0585644dff4b)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 1d3677a8-9143-42d8-84a3-0585644dff4b advisory. - h2o is an open source http server. In code prior to the 8c0eca3 commit h2o may attempt to access...

Fedora: Security Advisory for proxygen (FEDORA-2023-7934802344)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 39 Update: proxygen-2023.10.16.00-1.fc39

Proxygen comprises the core C++ HTTP abstractions used at Facebook. Internally, it is used as the basis for building many HTTP servers, proxies, and clients. This release focuses on the common HTTP abstractions and our simple HTTPServer framework. Future releases will provide simple client APIs a...

[SECURITY] Fedora 38 Update: proxygen-2023.10.16.00-1.fc38

Proxygen comprises the core C++ HTTP abstractions used at Facebook. Internally, it is used as the basis for building many HTTP servers, proxies, and clients. This release focuses on the common HTTP abstractions and our simple HTTPServer framework. Future releases will provide simple client APIs a...

[SECURITY] Fedora 37 Update: proxygen-2023.10.16.00-1.fc37

Proxygen comprises the core C++ HTTP abstractions used at Facebook. Internally, it is used as the basis for building many HTTP servers, proxies, and clients. This release focuses on the common HTTP abstractions and our simple HTTPServer framework. Future releases will provide simple client APIs a...

Denial Of Service (DoS)

.NET and ASP.NET are vulnerable to Denial Of Service DoS. The vulnerability exists in the Kestrel web server, which allows an attacker to bypass the QUIC stream limit in HTTP/3, resulting in an application crash...

GHSA-P57V-GV7Q-4XFM .NET Denial of Service Vulnerability

Microsoft Security Advisory CVE-2023-38178: .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0. This advisory also provides guidance on what developers can do to update their applications to...

.NET Denial of Service Vulnerability

Microsoft Security Advisory CVE-2023-38178: .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0. This advisory also provides guidance on what developers can do to update their applications to...

USN-6278-1: .NET vulnerabilities

It was discovered that .NET did not properly handle the execution of certain commands. An attacker could possibly use this issue to achieve remote code execution. CVE-2023-35390 Benoit Foucher discovered that .NET did not properly implement the QUIC stream limit in HTTP/3. An attacker could...

CVE-2023-38178

A vulnerability was found in dotNET in Kestrel component. This issue may allow a malicious client to bypass the QUIC stream limit in both ASP.NET and .NET runtimes in HTTP/3, resulting in a denial of service...

Denial of Service (DoS)

Overview Affected versions of this package are vulnerable to Denial of Service DoS in .NET Kestrel where a malicious client can bypass QUIC stream limit in HTTP/3 in both ASP.NET and .NET runtimes, resulting in exploitation of this vulnerability. Note: .NET 6 included HTTP/3 support as a preview...

EulerOS 2.0 SP11 : haproxy (EulerOS-SA-2023-2269)

According to the versions of the haproxy package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service. This issue could allow an...

Deliver Fast, Reliable, and Secure Web Experiences with HTTP/3

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Deliver Fast, Reliable, and Secure Web Experiences with HTTP/3

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EulerOS 2.0 SP10 : haproxy (EulerOS-SA-2023-1976)

According to the versions of the haproxy package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - HAProxy before 2.7.3 may allow a bypass of access control because HTTP/1 headers are inadvertently lost in some situations, aka 'request...