Updated nghttp2 packages fix security vulnerability

nghttp2 has been updated to version 1.41.0 to fix CVE-2020-11080. The overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and...

SUSE-SU-2020:1576-1 Security update for nodejs8

This update for nodejs8 fixes the following issues: - CVE-2020-8174: Fixed multiple memory corruption in napigetvaluestring bsc1172443. - CVE-2020-11080: Fixed a potential denial of service when receiving unreasonably large HTTP/2 SETTINGS frames bsc1172442. - CVE-2020-7598: Fixed an issue which...

nghttp2 < 1.41.0 DoS Vulnerability

nghttpd2 is prone to a denial of service vulnerability due to when receiving an overly large HTTP/2 SETTINGS frame payload. 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...

CVE-2020-11080

A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service...

Fixed in Apache Tomcat 9.0.36

Important: HTTP/2 DoS CVE-2020-11996 A specially crafted sequence of HTTP/2 requests could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive. This was fixed with commit 9a023168. Thi...

Fixed in Apache Tomcat 10.0.0-M6

Important: HTTP/2 DoS CVE-2020-11996 A specially crafted sequence of HTTP/2 requests could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive. This was fixed with commit 9434a44d. Thi...

Fixed in Apache Tomcat 8.5.56

Important: HTTP/2 DoS CVE-2020-11996 A specially crafted sequence of HTTP/2 requests could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive. This was fixed with commit c8acd2ab. Thi...

PT-2020-5408

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 8.5.0 through 8.5.55 Apache Tomcat versions 9.0.0.M1 through 9.0.35 Apache Tomcat versions 10.0.0-M1 through 10.0.0-M5 Description The issue is related to an uncontrolled resource consumption in the Apache Tomcat server...

Denial Of Service (DoS)

libnghttp2.so is vulnerable to Denial Of Service DoS. An attacker can send an overly large HTTP/2 SETTINGS frames with a length of 14,400 bytes 2400 individual settings entries over and over again, causing 100% CPU usage and eventually crash...

Unspecified Vulnerability in Nghttp2

Nghttp2 is a C library for implementing HTTP/2 from the Nghttp2 community. A security vulnerability exists in Nghttp2 versions prior to 1.41.0, which can be exploited to cause a denial of service by an attacker with a malicious client constructing a 14,400-byte long SETTINGS frame...

CVE-2020-11080

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

CVE-2020-11080

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

Security feature bypass

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

CVE-2020-11080

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

Denial Of Service (DoS)

apache2 is vulnerable to denial of service. The HTTP/2 handling code would sometimes access memory after it has been freed, potentially resulting in a crash when closing multiple connections...

CVE-2020-11080

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

CVE-2020-11080: Improper Neutralization

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

CVE-2020-11080 Denial of service in nghttp2

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

CVE-2020-11080

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

CVE-2020-11080

In nghttp2, CVE-2020-11080 is a denial-of-service vulnerability caused by an overly large HTTP/2 SETTINGS frame payload in versions before 1.41.0. A PoC repeatedly sends a 14,400-byte SETTINGS frame (2400 settings entries), spiking CPU. The issue is mitigated by upgrading to nghttp2 1.41.0 or lat...