KLA11494 DOS vulnerability in Apache Tomcat

Incorrect requests handling int Apache HTTP/2. Malicious users can exploit this vulnerability to cause denial of service. Original advisories Apache Tomcat 8.x Security Vulnerabilities Related products Apache-Tomcat CVE list CVE-2019-0199 warning Solution Update to the latest version Download...

Apache HTTP Server < 2.4.38 HTTP/2 DoS Vulnerability - Windows

By sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol. SPDX-FileCopyrightText: 2019...

Apache HTTP Server < 2.4.38 HTTP/2 DoS Vulnerability - Linux

By sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol. SPDX-FileCopyrightText: 2019...

Oracle Secure Global Desktop Multiple Vulnerabilities (January 2019 CPU)

The version of Oracle Secure Global Desktop installed on the remote host is 5.4 and is missing a security patch from the January 2019 Critical Patch Update CPU. It is, therefore, affected by multiple vulnerabilities: - A denial of service DoS vulnerability exists in Apache HTTP Server 2.4.17 to...

Apache 2.4.x < 2.4.34 Multiple Vulnerabilities

According to its banner, the version of Apache running on the remote host is 2.4.x prior to 2.4.34. It is, therefore, affected by the following vulnerabilities: - By specially crafting HTTP/2 requests, workers would be allocated 60 seconds longer than necessary, leading to worker exhaustion and a...

Design/Logic Flaw

In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 modhttp2 connections...

CVE-2018-17189

In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 modhttp2 connections...

CVE-2018-17189

In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 modhttp2 connections...

Apache Httpd < 2.4.39 : mod_http2, possible crash on late upgrade

When HTTP/2 was enabled for a http: host or H2Upgrade was enabled for h2 on a https: host, an Upgrade request from http/1.1 to http/2 that was not the first request on a connection could lead to a misconfiguration and crash. A server that never enabled the h2 protocol or that only enabled it for...

Apache Httpd < 2.4.39 : mod_http2, read-after-free on a string compare

Using fuzzed network input, the http/2 request handling could be made to access freed memory in string comparision when determining the method of a request and thus process the request incorrectly...

Security fix for the ALT Linux 8 package apache2 version 1:2.4.38-alt1

1:2.4.38-alt1 built Jan. 28, 2019 Anton Farygin in task 219984 Jan. 25, 2019 Anton Farygin - 2.4.38 - fixes: important: modssl 2.4.37 remote DoS when used with OpenSSL 1.1.1. CVE-2019-0190 low: modsessioncookie does not respect expiry time. CVE-2018-17199 low: DoS for HTTP/2 connections via slow...

Security fix for the ALT Linux 10 package apache2 version 1:2.4.38-alt1

Jan. 25, 2019 Anton Farygin 1:2.4.38-alt1 - 2.4.38 - fixes: important: modssl 2.4.37 remote DoS when used with OpenSSL 1.1.1. CVE-2019-0190 low: modsessioncookie does not respect expiry time. CVE-2018-17199 low: DoS for HTTP/2 connections via slow request bodies. CVE-2018-17189...

Security fix for the ALT Linux 9 package apache2 version 1:2.4.38-alt1

Jan. 25, 2019 Anton Farygin 1:2.4.38-alt1 - 2.4.38 - fixes: important: modssl 2.4.37 remote DoS when used with OpenSSL 1.1.1. CVE-2019-0190 low: modsessioncookie does not respect expiry time. CVE-2018-17199 low: DoS for HTTP/2 connections via slow request bodies. CVE-2018-17189...

Apache 2.4.x < 2.4.38 Multiple Vulnerabilities

According to its banner, the version of Apache running on the remote host is 2.4.x prior to 2.4.38. It is, therefore, affected by multiple vulnerabilities: - A denial of service DoS vulnerability exists in HTTP/2 steam handling. An unauthenticated, remote attacker can exploit this issue, via...

Medium: httpd

Issue Overview: In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2...

CVE-2018-17189

In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 modhttp2 connections...

Denial Of Service (DoS)

nginx is vulnerable to denial of service. The implementation of HTTP/2, when compiled with ngxhttpv2module and if the http2 option of the listen directive is used in a configuration file, contains a vulnerability which would allow an attacker to crash the service from excessive memory consumption...

Denial Of Service (DoS)

haproxy is vulnerable to denial of service. An out-of-bounds read in the hpackvalididx function in HPACK decoder used for HTTP/2 allows a remote attacker to crash the service...

CVE-2018-20615

A flaw was found in HAProxy, versions before 1.8.17 and 1.9.1. Mishandling occurs when a priority flag is set on too short HEADERS frame in the HTTP/2 decoder, allowing an out-of-bounds read and a subsequent crash to occur. A remote attacker can exploit this flaw to cause a denial of service. Tho...

Apache 2.4.x < 2.4.26 Multiple Vulnerabilities

According to its banner, the version of Apache running on the remote host is 2.4.x prior to 2.4.26. It is, therefore, affected by the following vulnerabilities : - An authentication bypass vulnerability exists due to third-party modules using the apgetbasicauthpw function outside of the...