DDoS Attacks Wane in Q4 Amid Cryptomining Resurgence

Distributed denial-of-service DDoS attacks dropped significantly at the end of 2020, down 31 percent in the fourth quarter, according to researchers. The reason? Cybercriminals have switched their efforts and their botnets to cryptomining. According to an analysis from Kaspersky published Tuesday...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

Rockwell Automation Allen-Bradley Micrologix 1100

1. EXECUTIVE SUMMARY CVSS v3 7.5 ATTENTION: Exploitable remotely/low skill level to exploit Vendor: Rockwell Automation Equipment: Allen-Bradley MicroLogix 1100 Vulnerability: Improper Handling of Length Parameter Inconsistency 2. RISK EVALUATION Successful exploitation of this vulnerability...

Plex Media Server < 1.21.3.4014 SSDP (PMSSDP) Reflection/Amplification DDoS Attack

Plex Media Server installations in a specific and uncommon network position could potentially be used to reflect UDP traffic on certain device-discovery ports as part of a possible DDoS distributed denial-of-service attack. Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be...

Cybercriminals Now Using Plex Media Servers to Amplify DDoS Attacks

A new distributed denial-of-service attack DDoS vector has ensnared Plex Media Server systems to amplify malicious traffic against targets to take them offline. "Plex's startup processes unintentionally expose a Plex UPnP-enabled service registration responder to the general Internet, where it ca...

EulerOS 2.0 SP5 : kernel (EulerOS-SA-2021-1200)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. A...

Cisco SD-WAN DoS (cisco-sa-sdwan-dosmulti-48jJuEUP)

According to its self-reported version, Cisco SD-WAN is affected by multiple vulnerabilities, including the following: - A denial of service DoS vulnerability exists in the VPN tunneling features of Cisco SD-WAN Software due to insufficient handling of malformed packets. An unauthenticated, remot...

Cisco IOS XE SD-WAN DoS (cisco-sa-sdwan-dosmulti-48jJuEUP)

According to its self-reported version, Cisco IOS XE SD-WAN Software is affected by a denial of service DoS vulnerability in the UDP connection response due the presence of a null dereference in vDaemon. An unauthenticated, remote attacker can exploit this, by sending crafted traffic to an affect...

RDP abused for DDoS attacks

We have talked about RDP many times before. It has been a popular target for brute force attacks for a long time, but attackers have now found a new way to abuse it. Remote access has become more important during the pandemic, with as many people as possible try to work from home. Which makes it...

Backdoor.Win32.MiniBlackLash Denial Of Service

Discovery / credits: Malvuln - malvuln.com c 2021 Original source: https://malvuln.com/advisory/57dee3430d4531a2699f6520819a2ece.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Backdoor.Win32.MiniBlackLash Vulnerability: Remote DoS Description: MiniBlackLash listens on both TC...

Backdoor.Win32.Zetronic Denial Of Service

Discovery / credits: Malvuln - malvuln.com c 2021 Original source: https://malvuln.com/advisory/caf26a74ca39662e2c3d37e55a242daf.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Backdoor.Win32.Zetronic Vulnerability: Remote DoS Description: Zetronic listens on UDP port 2090,...

Denial of service

Denial of Service vulnerability in Rostelecom CS-C2SHW 5.0.082.1. AgentGreen service has a bug in parsing broadcast discovery UDP packet. Sending a packet of too small size will lead to an attempt of allocating buffer of negative size. As the result service AgentGreen will be terminated and start...

Threat Actors Can Exploit Windows RDP Servers to Amplify DDoS Attacks

Cybercriminals can exploit Microsoft Remote Desktop Protocol RDP as a powerful tool to amplify distributed denial-of-service DDoS attacks, new research has found. Attackers can abuse RDP to launch UDP reflection/amplification attacks with an amplification ratio of 85.9:1, principal engineer Rolan...

Cisco SD-WAN UDP Denial of Service Vulnerability

The Cisco SD-WAN vEdge is a router from Cisco, Inc. that provides basic WAN and security and multi-cloud capabilities for Cisco SD-WAN solutions. This device provides basic WAN, security, and multi-cloud capabilities for Cisco SD-WAN solutions.Cisco SD-WAN vManage is software from Cisco that...

[SECURITY] Fedora 33 Update: coturn-4.5.2-1.fc33

The Coturn TURN Server is a VoIP media traffic NAT traversal server and gat eway. It can be used as a general-purpose network traffic TURN server/gateway, to o. This implementation also includes some extra features. Supported RFCs: TURN specs: - RFC 5766 - base TURN specs - RFC 6062 - TCP relayin...

[SECURITY] Fedora 32 Update: coturn-4.5.2-1.fc32

The Coturn TURN Server is a VoIP media traffic NAT traversal server and gat eway. It can be used as a general-purpose network traffic TURN server/gateway, to o. This implementation also includes some extra features. Supported RFCs: TURN specs: - RFC 5766 - base TURN specs - RFC 6062 - TCP relayin...

Fedora: Security Advisory for coturn (FEDORA-2021-32d0068851)

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

Backdoor.Win32.Whirlpool.10 Remote Stack Buffer Overflow

Discovery / credits: Malvuln - malvuln.com c 2021 Original source: https://malvuln.com/advisory/bf0682b674ef23cf8ba0deeaf546f422.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Backdoor.Win32.Whirlpool.10 Vulnerability: Remote Stack Buffer Overflow Description: Whirlpool liste...

Email-Worm.Win32.Agent.gi Remote Stack Buffer Overflow

Discovery / credits: Malvuln - malvuln.com c 2021 Original source: https://malvuln.com/advisory/74e65773735f977185f6a09f1472ea46.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Email-Worm.Win32.Agent.gi Vulnerability: Remote Stack Buffer Overflow - UDP Datagram Description:...