CVE-2026-93424

FastNetMon is a high-performance DDoS detector and sensor. In version 1.2.9 and earlier, peerfindtemplate in src/netflowplugin/netflowcollector.cpp and src/netflowplugin/netflowv9collector.cpp returns a pointer into globalnetflow9templates after releasing the cache mutex. On deployments with at...

PT-2026-137766

Name of the Vulnerable Software and Affected Versions FastNetMon versions prior to 1.2.10 Description A heap-use-after-free issue exists where the peer find template function in src/netflow plugin/netflow collector.cpp and src/netflow plugin/netflow v9 collector.cpp returns a pointer into global...

CVE-2026-20019

Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. This vulnerability is due to incomplete error...

CVE-2026-20019 Multiple Cisco Products Snort 3 Netflow Denial of Service Vulnerabilities

Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. This vulnerability is due to incomplete error...

CVE-2026-20019 Multiple Cisco Products Snort 3 Netflow Denial of Service Vulnerabilities

Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. This vulnerability is due to incomplete error...

CVE-2026-20019

Multiple Cisco products are affected by a Denial of Service (DoS) vulnerability in the Snort 3 NetFlow Detection Engine . The root cause is incomplete error checking during the parsing of UDP Netflow Protocol packets . An unauthenticated, remote attacker can exploit this by sending a single craft...

EUVD-2026-107371

Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. This vulnerability is due to incomplete error...

Cisco FTD: CVE-2026-20019: Multiple Cisco Products Snort 3 Denial of Service Vulnerabilities

Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. This vulnerability is due to incomplete error...

Multiple Cisco Products Snort 3 DoS Vulnerabilities (cisco-sa-snort3-misc-dos-6mB22qAK_CVE-2026-20019_CVE-2026-20179_CVE-2026-20197)

According to its self-reported version, Cisco ASA Software is affected by multiple vulnerabilities. - Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to...

PT-2026-120680

Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet inspection. This vulnerability is due to incomplete error...

Cisco Open Source Snort3 Resource Management Error Vulnerability

Several affected versions of Cisco Open Source Snort3, Cisco Secure Firewall Threat Defense FTD software, and Cisco UTD SNORT IPS Engine software have a resource management vulnerability. This vulnerability stems from incomplete error checking during Snort 3’s parsing of UDP NetFlow protocol...

fastnetmon

Edición Comunidad FastNetMon - Un detector/sensor DDoS de alto rendimiento construido sobre múltiples motores de captura de paquetes: NetFlow, IPFIX, sFlow, AFPACKET puerto espejo. ¿Qué hacemos? Detectamos hosts en la red desplegada que envían o reciben grandes volúmenes de tráfico,...

Vulnerabilities in WatchGuard Fireware OS

WatchGuard has identified several vulnerabilities in the Fireware OS. The impact of these vulnerabilities varies, as does the access rights required for exploitation. – An attacker with write permissions to the system can exploit a vulnerability in SAML single sign-on sessions to load malicious...

Wireshark 1.10.x < 1.10.10 Multiple Vulnerabilities (macOS)

The version of Wireshark installed on the remote macOS / Mac OS X host is prior to 1.10.10. It is, therefore, affected by multiple vulnerabilities as referenced in the wireshark-1.10.10 advisory. - The SnifferDecompress function in wiretap/ngsniffer.c in the DOS Sniffer file parser in Wireshark...

EUVD-2026-89489

A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet...

CVE-2026-86128

A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet...

CVE-2026-86128: NULL Pointer Dereference

A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet...

CVE-2026-86128 Fireware OS NULL Pointer Dereference in NetFlow IPv6 Traffic Processing Allows Remote Denial of Service

A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet...

CVE-2026-86128

A NULL pointer dereference vulnerability exists in the Fireware OS NetFlow packet-processing feature. This flaw allows a remote, unauthenticated attacker to trigger a denial of service (DoS) by sending a specially crafted IPv6 packet . No specific affected versions, remediation steps, or exploita...

CVE-2026-86128 Fireware OS NULL Pointer Dereference in NetFlow IPv6 Traffic Processing Allows Remote Denial of Service

A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet...