nghttp2: overly large SETTINGS frames can lead to DoS

A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service...

UBUNTU-CVE-2019-19331

knot-resolver before version 4.3.0 is vulnerable to denial of service through high CPU utilization. DNS replies with very many resource records might be processed very inefficiently, in extreme cases taking even several CPU seconds for each such uncached message. For example, a few thousand A...

Design/Logic Flaw

A vulnerability in the WebVPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause increased CPU utilization on an affected device. The vulnerability is due to excessive processing load f...

DEBIAN-CVE-2016-7068

An issue has been found in PowerDNS before 3.4.11 and 4.0.2, and PowerDNS recursor before 3.7.4 and 4.0.4, allowing a remote, unauthenticated attacker to cause an abnormal CPU usage load on the PowerDNS server by sending crafted DNS queries, which might result in a partial denial of service if th...

CVE-2017-3885

A vulnerability in the detection engine reassembly of Secure Sockets Layer SSL packets for Cisco Firepower System Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition because the Snort process consumes a high level of CPU resources. Affected Products...

OpenJDK: DnsClient fails to release request information after error (JNDI, 8075378)

It was discovered that the JNDI component in OpenJDK did not handle DNS resolution errors correctly. An attacker able to trigger such DNS errors could cause a Java application using JNDI to consume memory and CPU time, and possibly block further DNS resolution...

httpd: mod_deflate denial of service

A denial of service flaw was found in the way httpd's moddeflate module handled request body decompression configured via the "DEFLATE" input filter. A remote attacker able to send a request whose body would be decompressed could use this flaw to consume an excessive amount of system memory and C...