Regular Expression Denial Of Service (ReDoS)

marked is vulnerable to regular expression denial of service DoS. The attack is possible because it does not use efficient link tags in regular expression, thereby leading to a high CPU usage if an attacker parses an input link with nested parenthesis containing a large number of link tokens to t...

UBUNTU-CVE-2018-20843

In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing enough to be usable for denial-of-service attacks...

Cisco Identity Services Engine SSL Renegotiation Denial of Service Vulnerability

According to its self-reported version, Cisco Identity Services Engine Software is affected by a vulnerability in the web interface of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to trigger high CPU usage, resulting in a denial of service DoS condition. The...

Nginx 1.x < 1.14.1 Multiple Vulnerabilties

According to its Server response header, the installed version of nginx is 1.x prior to 1.14.1 or 1.15.x prior to 1.15.6. It is, therefore, affected by the following issues : - An unspecified error exists related to the module 'ngxhttpv2module' that allows excessive memory usage. CVE-2018-16843 -...

Nginx 1.15.x < 1.15.6 Multiple Vulnerabilties

According to its Server response header, the installed version of nginx is 1.x prior to 1.14.1 or 1.15.x prior to 1.15.6. It is, therefore, affected by the following issues : - An unspecified error exists related to the module 'ngxhttpv2module' that allows excessive memory usage. CVE-2018-16843 -...

Denial of Service

Overview Versions of axios prior to 0.18.1 are vulnerable to Denial of Service. If a request exceeds the maxContentLength property, the package prints an error but does not stop the request. This may cause high CPU usage and lead to Denial of Service. Recommendation Upgrade to 0.18.1 or later...

Denial Of Service (DoS)

The libxml2 library is a development toolbox providing the implementation of various XML standards. Several denial of service flaws were found in libxml2, a library providing support for reading, modifying, and writing XML and HTML files. A remote attacker could provide a specially crafted XML or...

Denial Of Service (DoS)

The libxml2 library is a development toolbox providing the implementation of various XML standards. Several denial of service flaws were found in libxml2, a library providing support for reading, modifying, and writing XML and HTML files. A remote attacker could provide a specially crafted XML or...

Improper Input Validation

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. A flaw was found in the way the PHP module for the Apache httpd web server handled pipelined requests. A remote attacker could use this flaw to trigger the execution of a PHP script in a deinitialized interprete...

LockerGoga Ransomware Family Used in Targeted Attacks

ARCHIVED STORY LockerGoga Ransomware Family Used in Targeted Attacks By ATR Operational Intelligence Team · April 29, 2019 Co-authored by Marc RiveroLopez. Initial discovery Once again, we have seen a significant new ransomware family in the news. LockerGoga, which adds new features to the tried...

LockerGoga Ransomware Family Used in Targeted Attacks

ARCHIVED STORY LockerGoga Ransomware Family Used in Targeted Attacks By ATR Operational Intelligence Team · April 29, 2019 Co-authored by Marc RiveroLopez. Initial discovery Once again, we have seen a significant new ransomware family in the news. LockerGoga, which adds new features to the tried...

Race condition

A vulnerability in the web interface of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to trigger high CPU usage, resulting in a denial of service DoS condition. The vulnerability is due to improper handling of Secure Sockets Layer SSL renegotiation requests. A...

CVE-2019-1718

A vulnerability in the web interface of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to trigger high CPU usage, resulting in a denial of service DoS condition. The vulnerability is due to improper handling of Secure Sockets Layer SSL renegotiation requests. A...

CVE-2019-1718

CVE-2019-1718 relates to Cisco Identity Services Engine (ISE) and its web interface. The issue allows an unauthenticated, remote attacker to trigger high CPU usage, causing a denial of service, due to improper handling of SSL renegotiation requests. Exploitation involves sending renegotiation req...

Cisco Identity Services Engine SSL Renegotiation Denial of Service Vulnerability

A vulnerability in the web interface of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to trigger high CPU usage, resulting in a denial of service DoS condition. The vulnerability is due to improper handling of Secure Sockets Layer SSL renegotiation requests. A...

UBUNTU-CVE-2019-5419

There is a possible denial of service vulnerability in Action View Rails 5.2.2.1, 5.1.6.2, 5.0.7.2, 4.2.11.1 where specially crafted accept headers can cause action view to consume 100% cpu and make the server unresponsive...

DEBIAN-CVE-2019-9718

In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because ffhtmlmarkuptoass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

FFmpeg 'ff_htmlmarkup_to_ass' function denial of service vulnerability

FFmpeg is a complete solution for recording, converting and streaming audio and video from the FFmpeg team. A security vulnerability exists in the 'ffhtmlmarkuptoass' function in the libavcodec/htmlsubtitles.c file of the subtitle decoder in FFmpeg version 4.1. A remote attacker can exploit this...

Nextcloud: Uploading large avatar images cause excessive CPU usage

How to reproduce: - Create an account on any server running Nextcloud 13 or 14. - Open the personal settings. - Upload a large image as avatar tested with a 4032x3024 PNG image of about 14.5 MB. - Keep the selected area in the popup and save the avatar. - Notice that the avatar area shows the...

openSUSE Security Update : nginx (openSUSE-2019-195)

This update for nginx fixes the following issues : nginx was updated to 1.14.2 : - Bugfix: nginx could not be built on Fedora 28 Linux. - Bugfix: in handling of client addresses when using unix domain listen sockets to work with datagrams on Linux. - Change: the logging level of the 'http request...