Ubuntu 16.04 ESM : nginx vulnerability (USN-4967-2)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-4967-2 advisory. USN-4967-1 fixed a vulnerability in nginx. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Tenable has extracted the preceding...

USN-4967-1: nginx vulnerability

Luis Merino, Markus Vervier, and Eric Sesterhenn discovered that nginx incorrectly handled responses to the DNS resolver. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-4967-1 nginx vulnerability

Luis Merino, Markus Vervier, and Eric Sesterhenn discovered that nginx incorrectly handled responses to the DNS resolver. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code...

CVE-2021-23017

A flaw was found in nginx. An off-by-one error while processing DNS responses allows a network attacker to write a dot character out of bounds in a heap allocated buffer which can allow overwriting the least significant byte of next heap chunk metadata likely leading to a remote code execution in...

nginx 1.20.0 DNS Resolver Off-By-One Heap Write

Advisory X41-2021-002: nginx DNS Resolver Off-by-One Heap Write Vulnerability ============================================================================= Severity Rating: High Confirmed Affected Versions: 0.6.18 - 1.20.0 Confirmed Patched Versions: 1.21.0, 1.20.1 Vendor: F5, Inc. Vendor URL:...

Nginx < 1.20.1 Off-By-One Heap Write

According to its self-reported version number, the detected version of nginx is prior to 1.20.1. It is, therefore, affected by an off-by-one error in ngxresolvercopy while processing DNS responses. Note that the scanner has not tested for these issues but has instead relied only on the...

Important Photon OS Security Update - PHSA-2021-0032

Updates of 'linux', 'redis', 'nginx', 'linux-rt' packages of Photon OS have been released...

nginx: Remote code execution

Background nginx is a robust, small, and high performance HTTP and reverse proxy server. Description It was discovered that nginx did not properly handle DNS responses when “resolver” directive is used. Impact A remote attacker, able to provide DNS responses to a nginx instance, could cause the...

Vulnerability fixed in Nginx

A vulnerability has been fixed in Nginx. The vulnerability allows a remote malicious party the ability to cause a denial-of-service cause and potentially execute arbitrary code by sending a specially prepared DNS response. Nginx is only vulnerable if the "resolver directive" is used in the...

Important Photon OS Security Update - PHSA-2021-4.0-0032

Updates of 'linux', 'nginx', 'linux-rt', 'redis' packages of Photon OS have been released...

nginx 0.6.18 - 1.20.0 1-byte Memory Overwrite Vulnerability

nginx is prone to a 1-byte memory overwrite vulnerability. Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; yo...

Important Photon OS Security Update - PHSA-2021-0243

Updates of 'nginx', 'curl', 'linux-rt', 'linux' packages of Photon OS have been released...

FreeBSD : NGINX -- 1-byte memory overwrite in resolver (0882f019-bd60-11eb-9bdd-8c164567ca3c)

NGINX team reports : 1-byte memory overwrite might occur during DNS server response processing if the 'resolver' directive was used, allowing an attacker who is able to forge UDP packets from the DNS server to cause worker process crash or, potentially, arbitrary code execution. %NASLMINLEVEL 703...

PT-2021-3126

Name of the Vulnerable Software and Affected Versions nginx versions 1.20.0 Description A security issue in the nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause a 1-byte memory overwrite, resulting in a worker process crash...

F5 NGINX Controller 安全漏洞

F5 NGINX Controller is a centralized monitoring and management platform for NGINX from F5. The platform supports the management of multiple NGINX instances using a visual interface. A security vulnerability exists in F5 NGINX Controller due to incorrect default permissions that allow local users ...

NGINX控制器 安全特征问题漏洞

F5 NGINX Controller is a centralized monitoring and management platform for NGINX from F5. The platform supports the management of multiple NGINX instances using a visual interface. A security signature issue vulnerability exists in F5 NGINX Controller that allows local users to bypass implemente...

F5 NGINX Controller 安全漏洞

F5 NGINX Controller is a centralized monitoring and management platform for NGINX from F5. The platform supports the management of multiple NGINX instances using a visual interface. A security vulnerability exists in F5 NGINX Controller that could be exploited by remote attackers to access...

CVE-2021-23017

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact...

F5 NGINX Controller 安全漏洞

F5 NGINX Controller is a centralized monitoring and management platform for NGINX from F5. The platform supports the management of multiple NGINX instances using a visual interface. A security vulnerability exists in F5 NGINX Controller that allows an attacker to forge UDP packets from a DNS serv...

NGINX -- 1-byte memory overwrite in resolver

NGINX team reports: 1-byte memory overwrite might occur during DNS server response processing if the "resolver" directive was used, allowing an attacker who is able to forge UDP packets from the DNS server to cause worker process crash or, potentially, arbitrary code execution...