Denial Of Service (DoS)

tomcat-coyote is vulnerable to denial of service DoS. The vulnerability is caused due to lack of proper handling of sequence of HTTP/2 requests, leading to a high CUP consumption and an application crash...

Vulnerability fixed in Apache Tomcat

A vulnerability has been fixed in Apache Tomcat. A malicious party could potentially exploit the vulnerability to cause a Denial-of-Service on the Tomcat server. To do this the malicious party needs to send a specially crafted HTTP/2 request to the server. This request causes an increased CPU loa...

Huawei EulerOS: Security Advisory for haproxy (EulerOS-SA-2020-1709)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Apache Traffic Server (ATS) HTTP/2 DoS Vulnerability

Apache Traffic Server is prone to a denial of service vulnerability due to certain types of HTTP/2 HEADERS frames can cause the server to allocate a large amount of memory and spin the thread. SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced...

ALSA-2020:2755 Important: nghttp2 security update

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: overly large SETTINGS frames can lead to DoS CVE-2020-11080 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other...

Important: nghttp2 security update

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: overly large SETTINGS frames can lead to DoS CVE-2020-11080 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other...

nghttp2 security update

An update is available for nghttp2. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list libnghttp2 is a library implementing the Hypertext Transfer Protocol version ...

RLSA-2020:2755 Important: nghttp2 security update

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: overly large SETTINGS frames can lead to DoS CVE-2020-11080 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other...

EulerOS Virtualization for ARM 64 3.0.6.0 : haproxy (EulerOS-SA-2020-1709)

According to the version of the haproxy package installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - In hpackdhtinsert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can writ...

CVE-2020-9494

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

CVE-2020-9494

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

Design/Logic Flaw

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

CVE-2020-9494

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

CVE-2020-9494

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

CVE-2020-9494

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

CVE-2020-9494

CVE-2020-9494 affects Apache Tomcat across multiple branches and versions: 7.0.0–7.0.107, 8.5.0–8.5.61, 9.0.0-M1–9.0.41, and 10.0.0-M1–10.0.0. The issue stems from handling of HTTP/2 HEADERS frames that can cause excessive memory allocation and thread spinning. Connected advisories note the fix f...

trafficserver -- resource consumption

Bryan Call reports: ATS is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread...

Fedora: Security Advisory for nghttp2 (FEDORA-2020-f7d15c8b77)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH 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-or-later This program is free software; you can...

httpd: mod_http2: read-after-free on a string compare

A vulnerability was found in Apache HTTP Server 2.4.17 to 2.4.38. Using fuzzed network input, the http/2 request handling could be made to access freed memory in string comparison when determining the method of a request and thus process the request incorrectly...

CVE-2020-11767

Istio through 1.5.1 and Envoy through 1.14.1 have a data-leak issue. If there is a TCP connection negotiated with SNI over HTTPS to .example.com, a request for a domain concurrently configured explicitly e.g., abc.example.com is sent to the servers listening behind .example.com. The outcome shoul...