log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

A flaw was found in the Apache Log4j logging library 2.x. when the logging configuration uses a non-default Pattern Layout with a Context Lookup. Attackers with control over Thread Context Map MDC input data can craft malicious input data that contains a recursive lookup and can cause Denial of...

log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

A flaw was found in the Apache Log4j logging library 2.x. when the logging configuration uses a non-default Pattern Layout with a Context Lookup. Attackers with control over Thread Context Map MDC input data can craft malicious input data that contains a recursive lookup and can cause Denial of...

Vulnerabilities in OpenSSH affect AIX.

IBM SECURITY ADVISORY First Issued: Thu Jan 6 09:17:41 CST 2022 The most recent version of this document is available here: http://aix.software.ibm.com/aix/efixes/security/opensshadvisory14.asc https://aix.software.ibm.com/aix/efixes/security/opensshadvisory14.asc...

DEBIAN-CVE-2022-22707

In lighttpd 1.4.46 through 1.4.63, the modextforwardForwarded function of the modextforward plugin has a stack-based buffer overflow 4 bytes representing -1, as demonstrated by remote denial of service daemon crash in a non-default configuration. The non-default configuration requires handling of...

CVE-2022-22707

In lighttpd 1.4.46 through 1.4.63, the modextforwardForwarded function of the modextforward plugin has a stack-based buffer overflow 4 bytes representing -1, as demonstrated by remote denial of service daemon crash in a non-default configuration. The non-default configuration requires handling of...

Stack overflow

In lighttpd 1.4.46 through 1.4.63, the modextforwardForwarded function of the modextforward plugin has a stack-based buffer overflow 4 bytes representing -1, as demonstrated by remote denial of service daemon crash in a non-default configuration. The non-default configuration requires handling of...

UBUNTU-CVE-2022-22707

In lighttpd 1.4.46 through 1.4.63, the modextforwardForwarded function of the modextforward plugin has a stack-based buffer overflow 4 bytes representing -1, as demonstrated by remote denial of service daemon crash in a non-default configuration. The non-default configuration requires handling of...

CVE-2022-22707

In lighttpd 1.4.46 through 1.4.63, the modextforwardForwarded function of the modextforward plugin has a stack-based buffer overflow 4 bytes representing -1, as demonstrated by remote denial of service daemon crash in a non-default configuration. The non-default configuration requires handling of...

CVE-2022-22707

In lighttpd 1.4.46 through 1.4.63, the modextforwardForwarded function of the modextforward plugin has a stack-based buffer overflow 4 bytes representing -1, as demonstrated by remote denial of service daemon crash in a non-default configuration. The non-default configuration requires handling of...

CVE-2021-44466

Bitmask Riseup VPN 0.21.6 contains a local privilege escalation flaw due to improper access controls. When the software is installed with a non-default installation directory off of the system root, the installer fails to properly set ACLs. This allows lower privileged users to replace the VPN...

CVE-2021-44466

Bitmask Riseup VPN 0.21.6 contains a local privilege escalation flaw due to improper access controls. When the software is installed with a non-default installation directory off of the system root, the installer fails to properly set ACLs. This allows lower privileged users to replace the VPN...

Bitmask 权限许可和访问控制问题漏洞

Bitmask is an open source application that provides simple and secure encrypted communication via VPN.An access control error vulnerability exists in Bitmask Riseup VPN, which stems from a failure to properly handle ACLs when the product is installed in a non-default directory.An attacker could...

Security Bulletin: A vulnerability in Apache Log4j (CVE-2021-45046) impacts IBM® QRadar User Behavior Analytics add on to IBM® QRadar SIEM.

Summary There is a vulnerability in Apache Log4j which is used by IBM® QRadar User Behavior AnalyticsUBA to log system events. Vulnerability Details CVEID: CVE-2021-45046 DESCRIPTION: Apache Log4j could result in remote code execution, caused by an incomplete fix of CVE-2021-44228 in certain...

USN-5197-1 apache-log4j2 vulnerability

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. An attacker could use this vulnerability to cause a denial of service. Please see the following link for more information:...

Exploit for Expression Language Injection in Apache Log4J

tejas-nagchandi/CVE-2021-45046 Attack !imagehttps://use...

Denial Of Service (DoS)

log4j-core is vulnerable to denial of service DoS. The vulnerability exists because previous mitigation for CVE-2021-44228 is incomplete in certain non-default configurations. An attacker can send a malicious Thread Context Map MDC input data in JNDI Lookup pattern using a non-default Pattern...

Default configuration

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allows attackers with control over Thread Context Map MDC input data when the logging configuration uses a non-default Pattern Layout with either a Context...

UBUNTU-CVE-2021-45046

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allows attackers with control over Thread Context Map MDC input data when the logging configuration uses a non-default Pattern Layout with either a Context...

CVE-2021-45046

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allows attackers with control over Thread Context Map MDC input data when the logging configuration uses a non-default Pattern Layout with either a Context...

Elastic Logstash Multiple Log4j Vulnerabilities (ESA-2021-31, Log4Shell)

Elastic Logstash is prone to multiple vulnerabilities in the Apache Log4j library. SPDX-FileCopyrightText: 2021 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 CPE =...