CVE-2020-10995

PowerDNS Recursor from 4.1.0 up to and including 4.3.0 does not sufficiently defend against amplification attacks. An issue in the DNS protocol has been found that allow malicious parties to use recursive DNS services to attack third party authoritative name servers. The attack uses a crafted rep...

UBUNTU-CVE-2020-10995

PowerDNS Recursor from 4.1.0 up to and including 4.3.0 does not sufficiently defend against amplification attacks. An issue in the DNS protocol has been found that allow malicious parties to use recursive DNS services to attack third party authoritative name servers. The attack uses a crafted rep...

Web Giants Scrambled to Head Off a Dangerous DDoS Technique

Firms like Google and Cloudflare raced to prevent an amplification attack that threatened to take down large portions of the internet with just a few hundred devices...

Windows DNS Server Denial of Service Vulnerability

Microsoft is aware of a vulnerability involving packet amplification that affects Windows DNS servers. An attacker who successfully exploited this vulnerability could cause the DNS Server service to become nonresponsive. To exploit this vulnerability an attacker would need to have access to at...

CVE-2020-12667

Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records...

UBUNTU-CVE-2020-8616

A malicious actor who intentionally exploits this lack of effective limitation on the number of fetches performed when processing referrals can, through the use of specially crafted referrals, cause a recursing server to issue a very large number of fetches in an attempt to process the referral...

CVE-2020-8616

A malicious actor who intentionally exploits this lack of effective limitation on the number of fetches performed when processing referrals can, through the use of specially crafted referrals, cause a recursing server to issue a very large number of fetches in an attempt to process the referral...

CVE-2020-12667

Knot Resolver (the Knot-resolver project) is affected by CVE-2020-12667. The vulnerability allows traffic amplification via a crafted DNS answer from an attacker-controlled server, triggered by random subdomains in the NSDNAME field of NS records (NXNSAttack). Affected versions are Knot Resolver ...

KLA11783 Microsoft Advisory for Windows DNS servers

Microsoft is aware of a vulnerability involving packet amplification that affects Windows DNS servers. An attacker who successfully exploited this vulnerability could cause the DNS Server service to become nonresponsive. To exploit this vulnerability an attacker would need to have access to at...

CVE-2020-8616: NXNSAttack: Recursive DNS Inefficiencies and Vulnerabilities

A malicious actor who intentionally exploits this lack of effective limitation on the number of fetches performed when processing referrals can, through the use of specially crafted referrals, cause a recursing server to issue a very large number of fetches in an attempt to process the referral...

CVE-2020-12667

Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records...

PT-2020-13194 · Cz.Nic +3 · Knot Resolver +3

Name of the Vulnerable Software and Affected Versions: Knot Resolver versions prior to 5.1.1 Description: The issue allows traffic amplification via a crafted DNS answer from an attacker-controlled server, also known as an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME ...

CVE-2020-12667

Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records...

CVE-2020-12667

Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records...

EulerOS Virtualization for ARM 64 3.0.2.0 : ntp (EulerOS-SA-2020-1547)

According to the versions of the ntp packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The monlist feature in ntprequest.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service...

More Insights on The Global DDoS Threat Landscape

Recently, edge services product manager David Elmaleh and Imperva Research Labs’ data scientist Johnathan Azaria shared their DDoS knowledge in a live BrightTalk webinar about the current threat landscape and what you need to do to ensure you are adequately prepared. David and Johnathan not only...

Impulse - Impulse Denial-of-service ToolKit

Modern Denial-of-service ToolKit Main window Methods: Method | Target | Description ---|---|--- SMS | +PHONE | SMS & CALL FLOOD NTP | IP:PORT | NTP amplification is a type of Distributed Denial of Service DDoS attack in which the attacker exploits publically-accessible Network Time Protocol NTP...

EulerOS Virtualization 3.0.2.2 : avahi (EulerOS-SA-2020-1450)

According to the version of the avahi packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - avahi-daemon in Avahi through 0.6.32 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as a flaw in the handling of IPv6 type 0 routing headers that allowed remote users to cause a denial of service that led to a network amplification between two routers...

EulerOS 2.0 SP5 : ntp (EulerOS-SA-2020-1314)

According to the version of the ntp packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - The monlist feature in ntprequest.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service traffic amplification via forg...