CVE-2020-11767

Istio up to 1.5.1 and Envoy up to 1.14.1 are affected by a data-leak vulnerability where a TCP connection negotiated with SNI over HTTPS to *.example.com can cause a domain-specific request (e.g., abc.example.com) to be sent via a connection reused by a forward proxy to the *.example.com host. Th...

CVE-2020-11767: Undefined Security Weakness

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...

Important: Red Hat Security Advisory: Red Hat AMQ Broker 7.4.3 release and security update

Red Hat AMQ Broker 7.4.3 is now available from the Red Hat Customer Portal. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

Debian: Security Advisory (DSA-4649-1)

The remote host is missing an update for the Debian 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...

CVE-2019-9518

A flaw was found in HTTP/2. Using frames with an empty payload, a flood could occur that results in excessive CPU usage and starvation of other clients. The highest threat from this vulnerability is to system availability...

Ubuntu 18.04 LTS : HAProxy vulnerability (USN-4321-1)

The remote Ubuntu 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-4321-1 advisory. Felix Wilhelm discovered that HAProxy incorrectly handled certain HTTP/2 requests. An attacker could possibly use this to execute arbitrary code. Tenable has...

[ASA-202004-7] haproxy: arbitrary code execution

Arch Linux Security Advisory ASA-202004-7 ========================================= Severity: Critical Date : 2020-04-08 CVE-ID : CVE-2020-11100 Package : haproxy Type : arbitrary code execution Remote : Yes Link : https://security.archlinux.org/AVG-1124 Summary ======= The package haproxy before...

Critical: Red Hat Security Advisory: OpenShift Container Platform 3.11 security update

Red Hat OpenShift Container Platform release 3.11.200 is now available with updates to packages and images that fix several bugs. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

USN-4321-1: HAProxy vulnerability

Felix Wilhelm discovered that HAProxy incorrectly handled certain HTTP/2 requests. An attacker could possibly use this to execute arbitrary code...

CVE-2019-10082

A read-after-free vulnerability was discovered in Apache httpd, in modhttp2. A specially crafted http/2 client session could cause the server to read memory that was previously freed during connection shutdown, potentially leading to a crash. Mitigation This flaw is only exploitable if Apache htt...

Oracle Linux 8 : haproxy (ELSA-2020-1288)

The remote Oracle Linux 8 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2020-1288 advisory. - - Fix hapack zero byte input causing overwrite CVE-2020-11100, 1819518 Tenable has extracted the preceding description block directly from the Oracle Linux...

CVE-2019-0197

A vulnerability was found in Apache HTTP Server 2.4.34 to 2.4.38. 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. Server...

Denial Of Service (DoS)

haproxy is vulnerable to denial of service DoS. The vulnerability exists through malformed HTTP/2 requests that can lead to out-of-bounds writes...

FreeBSD : HAproxy -- serious vulnerability affecting the HPACK decoder used for HTTP/2 (7f829d44-7509-11ea-b47c-589cfc0f81b0)

The HAproxy Project reports : The main driver for this release is that it contains a fix for a serious vulnerability that was responsibly reported last week by Felix Wilhelm from Google Project Zero, affecting the HPACK decoder used for HTTP/2. CVE-2020-11100 was assigned to this issue. C Tenable...

CVE-2020-11100

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 write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution...

CVE-2020-11100

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 write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution...

Remote code execution

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 write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution...

CVE-2020-11100

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 write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution...

CVE-2020-11100

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 write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution...

CVE-2020-11100

HAProxy CVE-2020-11100 involves an out-of-bounds write in the HPACK decoder ({Hpack_dht_insert} in {hpack-tbl.c}) that could allow a remote attacker to execute code via a crafted HTTP/2 request. Amazon Linux 2 advisory ALAS2HAPROXY2-2023-006 confirms the fix in haproxy2 2.1.4-1 (haproxy2 package)...