haproxy bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

Node.js: Potential HTTP Request Smuggling in nodejs

Summary: Potential HTTP Request Smuggling exists in nodejs. Attacker can use two same header field make TE-TE HTTP Request Smuggling attack. Description: nodejs allow same header field in a http request. for example, we can send two Transfer-Encoding header field, even if one of them is false...

Huawei EulerOS: Security Advisory for haproxy (EulerOS-SA-2020-1904)

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...

EulerOS Virtualization for ARM 64 3.0.6.0 : haproxy (EulerOS-SA-2020-1904)

According to the versions of the haproxy package installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return CR, ASCII 0x...

HAProxy HTTP2 CRLF Injection (CVE-2019-19330)

A CRLF injection vulnerability exists in HAProxy HTTP2 module. Successful exploitation of this vulnerability could allow a remote attacker to damage users system...

HAProxy HTTP2 HPACK Remote Code Execution (CVE-2020-11100)

A remote code execution vulnerability exists in HAProxy. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system...

Huawei EulerOS: Security Advisory for haproxy (EulerOS-SA-2020-1805)

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...

EulerOS 2.0 SP8 : haproxy (EulerOS-SA-2020-1805)

According to the versions of the haproxy package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return CR, ASCII 0xd, line feed LF, ASCII 0xa...

HaProxy HTTP Request Smuggling (CVE-2019-18277)

An Improper Input Validation exists in HaProxy. Messages featuring a transfer-encoding header missing the "chunked" value were not being correctly rejected. Successful exploitation could result in HTTP request smuggling vulnerability...

HAProxy HTTP/2 DoS

The vulnerability of the HTTP/2 network software decoder in HAProxy arises from an operation that goes beyond the buffer boundaries in memory. Exploiting this vulnerability allows a malicious actor to cause a service failure using a specially created package...

HAProxy dns.c Loop DoS

The vulnerability of the dns.c component in the HAProxy network software is related to its ability to enter an infinite loop when certain input data is provided. Exploiting this vulnerability can allow a malicious actor to cause service interruptions remotely...

HAProxy dns_validate_dns_response Buffer Overflow

The vulnerability of the dnsvalidatednsresponse function in the dns.c component of the HAProxy network software arises from an operation that goes beyond the buffer boundaries in memory. Exploiting this vulnerability may allow a malicious actor, operating remotely, to gain unauthorized access to...

Huawei EulerOS: Security Advisory for haproxy (EulerOS-SA-2020-1757)

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...

EulerOS Virtualization 3.0.6.0 : haproxy (EulerOS-SA-2020-1757)

According to the version of the haproxy package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - A flaw was found in HAProxy before 2.0.6. In legacy mode, messages featuring a transfer-encoding header missing the 'chunked' value...

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...

haproxy:fuzz_cfg_parser: Heap-buffer-overflow in memvprintf

Project: https://github.com/haproxy/haproxy.git Detailed Report: https://oss-fuzz.com/testcase?key=4899181834797056 Project: haproxy Fuzzing Engine: afl Fuzz Target: fuzzcfgparser Job Type: aflasanhaproxy Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x619000000510 Cra...

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...

haproxy:fuzz_cfg_parser: Heap-buffer-overflow in readcfgfile

Project: https://github.com/haproxy/haproxy.git Detailed Report: https://oss-fuzz.com/testcase?key=5702089866215424 Project: haproxy Fuzzing Engine: libFuzzer Fuzz Target: fuzzcfgparser Job Type: libfuzzerasanhaproxy Platform Id: linux Crash Type: Heap-buffer-overflow WRITE 1 Crash Address:...

HTTP Request Smuggling

haproxy is vulnerable to HTTP request smuggling. The vulnerability exists as the transfer-encoding header containing an obfuscated "chunked" value...

haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value

A flaw was found in HAProxy before 2.0.6. In legacy mode, messages featuring a transfer-encoding header missing the "chunked" value were not being correctly rejected. The impact was limited but if combined with the "http-reuse always" setting, it could be used to help construct an HTTP request...