Medium: httpd24

Issue Overview: A vulnerability was found in Apache httpd, in modhttp2. Under certain circumstances, HTTP/2 early pushes could lead to memory corruption, causing a server to crash.CVE-2019-10081 A read-after-free vulnerability was discovered in Apache httpd, in modhttp2. A specially crafted http/...

Apache Httpd mod_proxy - Error Page Cross-Site Scripting

The trick is to use a vertical tab %09 and then place another URL in the tag. So once a victim clicks the link on the error page, she will go somewhere else. As you can see, the browser changes the destination from relative / to an absolute url https://enoflag.de. The exploit is...

Apache Httpd mod_rewrite - Open Redirects

Apache Httpd modrewrite - Open Redirects Normal URLs like http://redirect.local/test will be forwared to https://redirect.local/test. But by using newlines CVE 2019-10098, we can redirect somewhere else i.e. to https://redirect.local.evilwebsite.com: curl -Ik...

Apache Httpd mod_proxy - Error Page Cross-Site Scripting

Apache Httpd modproxy - Error Page Cross-Site Scripting The trick is to use a vertical tab %09 and then place another URL in the tag. So once a victim clicks the link on the error page, she will go somewhere else. As you can see, the browser changes the destination from relative / to an absolute...

Apache Httpd mod_rewrite - Open Redirects

Normal URLs like http://redirect.local/test will be forwared to https://redirect.local/test. But by using newlines CVE 2019-10098, we can redirect somewhere else i.e. to https://redirect.local.evilwebsite.com: curl -Ik 'https://redirect.local/%0a.evilwebsite.com' --path-as-is HTTP/2 302 date: Mon...

NewStart CGSL CORE 5.05 / MAIN 5.05 : httpd Vulnerability (NS-SA-2019-0172)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has httpd packages installed that are affected by a vulnerability: - In Apache httpd 2.2.0 to 2.4.29, when generating an HTTP Digest authentication challenge, the nonce sent to prevent reply attacks was not correctly generated...

[SECURITY] Fedora 30 Update: mod_http2-1.15.3-2.fc30

The modh2 Apache httpd module implements the HTTP2 protocol h2+h2c on top of libnghttp2 for httpd 2.4 servers...

CentOS 7 : keycloak-httpd-client-install (CESA-2019:2137)

An update for keycloak-httpd-client-install is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Debian: Security Advisory (DSA-4509-3)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2019 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...

CVE-2019-10098

A vulnerability was discovered in Apache httpd, in modrewrite. Certain self-referential modrewrite rules could be fooled by encoded newlines, causing them to redirect to an unexpected location. An attacker could abuse this flaw in a phishing attack or as part of a client-side attack on browsers...

Node.js: Http response is not ended although underlying socket is already destroyed

Summary: When node server receives http request and hooks to end, finish and error events are attached on response object to handle cases when response is closed/ended but underlying socket is abruptly terminated then none of those events is fired. This leads to state when response seems to be...

EulerOS 2.0 SP8 : subversion (EulerOS-SA-2019-1789)

According to the version of the subversion packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - Subversion's moddavsvn Apache HTTPD module versions 1.11.0 and 1.10.0 to 1.10.3 will crash after dereferencing an uninitialized pointer if the...

Apache Httpd < 2.4.41 : CVE-2019-10097 mod_remoteip: Stack buffer overflow and NULL pointer dereference

When modremoteip was configured to use a trusted intermediary proxy server using the "PROXY" protocol, a specially crafted PROXY header could trigger a stack buffer overflow or NULL pointer deference. This vulnerability could only be triggered by a trusted proxy and not by untrusted HTTP clients...

Apache Httpd < 2.4.41 : Limited cross-site scripting in mod_proxy error page

A limited cross-site scripting issue was reported affecting the modproxy error page. An attacker could cause the link on the error page to be malfomed and instead point to a page of their choice. This would only be exploitable where a server was set up with proxying enabled but was misconfigured ...

[SECURITY] Fedora 29 Update: mod_http2-1.15.1-1.fc29

The modh2 Apache httpd module implements the HTTP2 protocol h2+h2c on top of libnghttp2 for httpd 2.4 servers...

Symantec Content Analysis < 2.3.1.1 affected by Multiple Vulnerabilities (SYMSA1410)

The version of Symantec Content Analysis running on the remote host is prior to version 2.3.1.1. It is, therefore, affected by multiple vulnerabilities: - A vulnerability in Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, modmime can read one byte past the end of a buffer when sending a...

[SECURITY] Fedora 30 Update: mod_http2-1.15.0-1.fc30

The modh2 Apache httpd module implements the HTTP2 protocol h2+h2c on top of libnghttp2 for httpd 2.4 servers...

Denial Of Service (DoS)

Apache httpd is vulnerable to denial of serviceDoS attacks. A remote user could send a specially crafted sequence of request headers to trigger a buffer overread error in apfindtoken and cause a segmentation fault which leads application to a crash...

Denial Of Service (DoS)

Apache httpd is vulnerable to denial of serviceDoS attacks. This occurs in modmime when sending a specially crafted Content-Type response header which leads to buffer overread , resulting in a potentially exploitable crash...

Apache Httpd < 2.4.41 : mod_http2, read-after-free in h2 connection shutdown

Using fuzzed network input, the http/2 session handling could be made to read memory after being freed, during connection shutdown...