CVE-2019-18801

An issue was discovered in Envoy 1.12.0. An untrusted remote client may send HTTP/2 requests that write to the heap outside of the request buffers when the upstream is HTTP/1. This may be used to corrupt nearby heap contents leading to a query-of-death scenario or may be used to bypass Envoy's...

RHEL 7 / 8 : Red Hat OpenShift Service Mesh 1.0.3 RPMs (RHSA-2019:4222)

The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:4222 advisory. Red Hat OpenShift Service Mesh is Red Hat's distribution of the Istio service mesh project, tailored for installation into an on-premise...

CVE-2019-18801: Out-of-bounds Write

An issue was discovered in Envoy 1.12.0. An untrusted remote client may send HTTP/2 requests that write to the heap outside of the request buffers when the upstream is HTTP/1. This may be used to corrupt nearby heap contents leading to a query-of-death scenario or may be used to bypass Envoy's...

PT-2019-15673

Name of the Vulnerable Software and Affected Versions Envoy version 1.12.0 Description An issue allows an untrusted remote client to send HTTP/2 requests that can write to the heap outside of the request buffers when the upstream is HTTP/1. This can lead to corruption of nearby heap contents or...

Denial Of Service (DoS)

servicemesh is vulnerable to denial of service. The vulnerability exists as an untrusted remote client may send HTTP/2 requests that write to the heap outside of the request buffers when the upstream is HTTP/1...

Critical: Red Hat Security Advisory: Red Hat OpenShift Service Mesh 1.0.3 RPMs security update

Red Hat OpenShift Service Mesh 1.0.3. 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 severity rating, is available for each vulnerability from the CVE links in the References...

CVE-2019-18801

An issue was discovered in Envoy 1.12.0. An untrusted remote client may send HTTP/2 requests that write to the heap outside of the request buffers when the upstream is HTTP/1. This may be used to corrupt nearby heap contents leading to a query-of-death scenario or may be used to bypass Envoy's...

Ubuntu 18.04 LTS : HAProxy vulnerability (USN-4212-1)

The remote Ubuntu 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-4212-1 advisory. Tim Dsterhus discovered that HAProxy incorrectly handled certain HTTP/2 headers. An attacker could possibly use this issue to execute arbitrary code through CRLF...

Ubuntu: Security Advisory (USN-4212-1)

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

USN-4212-1: HAProxy vulnerability

Tim Düsterhus discovered that HAProxy incorrectly handled certain HTTP/2 headers. An attacker could possibly use this issue to execute arbitrary code through CRLF injection...

RHEL 6 : Red Hat JBoss Enterprise Application Platform 7.2.5 on RHEL 6 (RHSA-2019:4018)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:4018 advisory. Red Hat JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly application runtime. This release o...

EulerOS Virtualization for ARM 64 3.0.3.0 : haproxy (EulerOS-SA-2019-2329)

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 : - An out-of-bounds read in dnsvalidatednsresponse in dns.c was discovered in HAProxy through 1.8.14. Due to a missing...

EulerOS Virtualization for ARM 64 3.0.3.0 : httpd (EulerOS-SA-2019-2311)

According to the versions of the httpd packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection,...

HTTP/2: flood using HEADERS frames results in unbounded memory growth

A flaw was found in HTTP/2. Using HEADER frames with invalid HTTP headers and queuing of response RSTSTREAM frames, an attacker could cause a flood resulting in unbounded memory growth. The highest threat from this vulnerability is to system availability...

HTTP/2: flood using SETTINGS frames results in unbounded memory growth

A flaw was found in HTTP/2. Using SETTINGS frames and queuing of SETTINGS ACK frames, a flood could occur resulting in unbounded memory growth. The highest threat from this vulnerability is to system availability...

MGASA-2019-0342 Updated nginx packages fix security vulnerabilities

Updated nginx packages fix security vulnerabilities: When using HTTP/2 a client might cause excessive memory consumption and CPU usage CVE-2019-9511, CVE-2019-9513, CVE-2019-9516...

Updated nginx packages fix security vulnerabilities

Updated nginx packages fix security vulnerabilities: When using HTTP/2 a client might cause excessive memory consumption and CPU usage CVE-2019-9511, CVE-2019-9513, CVE-2019-9516...

[SECURITY] [DSA 4577-1] haproxy security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4577-1 [email protected] https://www.debian.org/security/ Sebastien Delafond November 28, 2019 https://www.debian.org/security/faq -...

[SECURITY] [DSA 4577-1] haproxy security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4577-1 [email protected] https://www.debian.org/security/ Sebastien Delafond November 28, 2019 https://www.debian.org/security/faq -...

Code injection

On versions 15.0.0-15.0.1 and 14.0.0-14.1.2, when the BIG-IP is configured in HTTP/2 Full Proxy mode, specifically crafted requests may cause a disruption of service provided by the Traffic Management Microkernel TMM...