Exploit for Improper Input Validation in Apache Log4J

tejas-nagchandi/CVE-2021-45105 Replicating CVE-2021-45105...

USN-5203-1 apache-log4j2 vulnerability

Hideki Okamoto and Guy Lederfein discovered that Apache Log4j 2 did not protect against infinite recursion in lookup evaluation. A remote attacker could possibly use this issue to cause Apache Log4j 2 to crash, leading to a denial of service. Please see the following link for more information:...

CVE-2021-45105

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue wa...

Debian DSA-5024-1 : apache-log4j2 - security update

The remote Debian 10 / 11 host has a package installed that is affected by a vulnerability as referenced in the dsa-5024 advisory. It was found that Apache Log4j2, a Logging Framework for Java, did not protect from uncontrolled recursion from self-referential lookups. When the logging configurati...

Apache Log4j StrSubstitutor Uncontrolled Recursion Denial-of-Service Vulnerability

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Apache Log4j. Authentication is not required to exploit this vulnerability. The specific flaw exists within the StrSubstitutor class. The issue results from the lack of proper validatio...

Apache Log4j2 vulnerable to Improper Input Validation and Uncontrolled Recursion

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue was fixed in...

GHSA-P6XC-XR62-6R2G Apache Log4j2 vulnerable to Improper Input Validation and Uncontrolled Recursion

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue was fixed in...

CVE-2021-45105

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue wa...

CVE-2021-45105

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue wa...

CVE-2021-45105 Apache Log4j2 does not always protect from infinite recursion in lookup evaluation

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue wa...

Denial Of Service (DoS)

qemu is vulnerable to denial of service. The vulnerability exists due to a flaw that allows an attacker to trigger infinite recursion via a crafted mmindex value during an atimmread or atimmwrite call...

A crafted NTFS image with an unallocated bitmap can lead to a endless recursive function call chain (starting from ntfs_attr_pwrite) causing stack consumption in NTFS-3G < 2021.8.22.

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Denial Of Service

wireshark:sid is vulnerable to denial of service attacks.Uncontrolled Recursion in the Bluetooth DHT dissector allows denial of service via packet injection or crafted capture file...

Updated hivex packages fix security vulnerability

Fixes limit recursion in ri-records. CVE-2021-3622...

MGASA-2021-0528 Updated hivex packages fix security vulnerability

Fixes limit recursion in ri-records. CVE-2021-3622...

SUSE: Security Advisory (SUSE-SU-2021:3854-1)

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

SUSE-SU-2021:3854-1 Security update for poppler

This update for poppler fixes the following issues: - CVE-2017-18267: Fixed an infinite recursion that would allow remote attackers to cause a denial of service bsc1092945. - CVE-2018-13988: Added an improper implementation check which otherwise could allow buffer overflows, memory corruption, an...

In Elasticsearch versions before 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node.

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Security update for poppler (important)

openSUSE Security Update: Security update for poppler Announcement ID: openSUSE-SU-2021:3854-1 Rating: important References: 1092945 1102531 1107597 1114966 1115185 1115186 1115187 1115626 1120495 1120496 1120939 1120956 1124150 1127329 1129202 1130229 1131696 1131722 1142465 1143950 1179163...

DNS Recursion Enabled (UDP) - Active Check

The DNS server has recursion enabled. 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; you can redistribute it...