CVE-2026-20188

Cisco Crosswork Network Controller (CNC) and Cisco Network Services Orchestrator (NSO) are affected by a denial-of-service (DoS) condition due to an inadequate rate-limiting implementation on the connection-handling mechanism. An unauthenticated remote attacker can overwhelm the system with a hig...

ALPINE-CVE-2026-27857

Sending "NOOP ..." command with 4000 parenthesis open+close results in 1MB extra memory usage. Longer commands will result in client disconnection. This 1 MB can be left allocated for longer time periods by not sending the command ending LF. So attacker could connect possibly from even a single I...

CVE-2026-27857

The CVE-2026-27857 issue affects the Dovecot IMAP server where sending a NOOP with 4000+ parentheses causes about 1 MB of memory to be allocated for each connection. Attackers could spawn many connections (potentially from a single IP) to exhaust VSZ and disrupt the service or other proxied conne...

CVE-2026-27857

Sending "NOOP ..." command with 4000 parenthesis open+close results in 1MB extra memory usage. Longer commands will result in client disconnection. This 1 MB can be left allocated for longer time periods by not sending the command ending LF. So attacker could connect possibly from even a single I...

CVE-2026-20082

A vulnerability in the handling of the embryonic connection limits in Cisco Secure Firewall Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to cause incoming TCP SYN packets to be dropped incorrectly. This vulnerability is due to improper handling of new,...

CVE-2025-15474

CVE-2025-15474 affects AuntyFey Smart Combination Lock firmware (as of 2025-12-24). Affected component: BLE handling in the device, where an unauthenticated attacker in BLE range can repeatedly initiate connections to cause a denial of service by interrupting keypad authentication and forcing loc...

EUVD-2004-1454

Malware in sbrugna...

Ubiquiti Networks UniFi Protect 资源管理错误漏洞

Ubiquiti Networks UniFi Protect is a network video recorder from Ubiquiti Networks, Inc. A resource management error vulnerability exists in UniFi Protect G3 FLEX Camera Version UVC.v4.30.0.67, which can be exploited by an attacker to cause a denial of service to a web server by sending a large...

CVE-2018-0410

A vulnerability in the web proxy functionality of Cisco AsyncOS Software for Cisco Web Security Appliances could allow an unauthenticated, remote attacker to exhaust system memory and cause a denial of service DoS condition on an affected system. The vulnerability exists because the affected...

Cisco Unified Communications Manager / Cisco Intercompany Media Engine / Cisco TelePresence Codecs DoS

Crash on Service Advertisement Framework SAF packet parsing, crash on SIP processing, connection flood DoS...

smallftp DoS

Connection flood causes server to hang or crash...

Asterisk DoS

Connection flood leads to resources exhaustion...

DDOSIM – Layer 7 DDoS Simulator !

ddosim is a tool that can be used in a laboratory environment to simulate a distributed denial of service DDOS attack against a target server. The test will show the capacity of the server to handle application specific DDOS attacks. ddosim simulates several zombie hosts having random IP addresse...

ricci is vulnerable to a connect DoS attack

The ricci daemon in Red Hat Conga 0.10.0 allows remote attackers to cause a denial of service loss of new connections by repeatedly sending data or attempting connections...

Multiple bluetooth devices DoS

Traffic or connection flood leads to denial of service...

CVE-2004-1458

The CSAdmin web administration interface for Cisco Secure Access Control Server ACS 3.22 build 15 allows remote attackers to cause a denial of service hang via a flood of TCP connections to port 2002...

wMCam DoS

Connection flood causes server to crash...

KpyM telnet server DoS

Connection flood causes server to crash...

Piolet DoS

Connection flood to TCP/701 causes program to crash...

Connection flood DoS against BEA Weblogic

If Performance Pack installed server crashes on connection flood...