CVE-2022-20746

A vulnerability in the TCP proxy functionality of Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a denial of service DoS condition. This vulnerability is due to improper handling of TCP flows. An attacker could exploit this vulnerability by...

PT-2022-2304 · Cisco · Cisco Ios Xe

Name of the Vulnerable Software and Affected Versions: Cisco IOS XE Software affected versions not specified Description: A vulnerability in the AppNav-XE feature could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition...

CVE-2021-34793 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Transparent Mode Denial of Service Vulnerability

A vulnerability in the TCP Normalizer of Cisco Adaptive Security Appliance ASA Software and Firepower Threat Defense FTD Software operating in transparent mode could allow an unauthenticated, remote attacker to poison MAC address tables, resulting in a denial of service DoS vulnerability. This...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Multi-Pod and Multi-Site TCP Denial of Service Vulnerability

February 23, 2022 Update: After further investigation, Cisco determined that an additional fix was necessary to completely address this vulnerability. The initial fix allowed an attacker to cause high CPU utilization on an affected device, which could impact user traffic. See the Fixed Software...

Cisco Adaptive Security Appliance Software DoS (cisco-sa-asaftd-dos-QFcNEPfx)

According to its self-reported version, the TCP packet processing of Cisco Adaptive Security Appliance Software is affected by denial of service vulnerability due to a memory exhaustion condition. An unauthenticated, remote attacker can exploit this by sending a high rate of crafted TCP traffic...

Cisco Firepower Threat Defense Software DoS (cisco-sa-asaftd-dos-QFcNEPfx)

According to its self-reported version, the TCP packet processing of Cisco Firepower Threat Defense FTD Software is affected by denial of service vulnerability due to a memory exhaustion condition. An unauthenticated, remote attacker can exploit this by sending a high rate of crafted TCP traffic...

Design/Logic Flaw

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoin...

CVE-2021-27246

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoin...

CVE-2021-1460

A vulnerability in the Cisco IOx Application Framework of Cisco 809 Industrial Integrated Services Routers Industrial ISRs, Cisco 829 Industrial ISRs, Cisco CGR 1000 Compute Module, and Cisco IC3000 Industrial Compute Gateway could allow an unauthenticated, remote attacker to cause a denial of...

CVE-2020-5802

An attacker-controlled memory allocation size can be passed to the C++ new operator in RnaDaSvr.dll by sending a specially crafted ConfigureItems message to TCP port 4241. This will cause an unhandled exception, resulting in termination of RSLinxNG.exe. Observed in FactoryTalk 6.11. All versions ...

CVE-2020-3444

A vulnerability in the packet filtering features of Cisco SD-WAN Software could allow an unauthenticated, remote attacker to bypass L3 and L4 traffic filters. The vulnerability is due to improper traffic filtering conditions on an affected device. An attacker could exploit this vulnerability by...

CVE-2020-3554

A vulnerability in the TCP packet processing of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to a memory...

Cisco Catalyst 4000 Series Switches TCP Denial of Service Vulnerability

A vulnerability in the ingress packet processing function of Cisco IOS Software for Cisco Catalyst 4000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource allocation when...

F5 Networks BIG-IP : Linux SACK Slowness vulnerability (K26618426)

Jonathan Looney discovered that the TCP retransmission queue implementation in tcpfragment in the Linux kernel could be fragmented when handling certain TCP Selective Acknowledgment SACK sequences. A remote attacker could use this to cause a denial of service. This has been fixed in stable kernel...

CVE-2019-1687 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software TCP Proxy Denial of Service Vulnerability

A vulnerability in the TCP proxy functionality for Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to restart unexpectedly, resulting in a denial of service DoS condition. The...

CVE-2018-15443 Cisco Firepower Detection Engine TCP Intrusion Prevention System Rule Bypass Vulnerability

A vulnerability in the detection engine of Cisco Firepower System Software could allow an unauthenticated, remote attacker to bypass a configured Intrusion Prevention System IPS rule that inspects certain types of TCP traffic. The vulnerability is due to incorrect TCP retransmission handling. An...

CVE-2018-15311

When F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.3.5, 11.6.0-11.6.3.2, or 11.5.1-11.5.6 is processing specially crafted TCP traffic with the Large Receive Offload LRO feature enabled, TMM may crash, leading to a failover event. This vulnerability is not exposed unless LRO is enabled, so most affected...

CVE-2018-3852

An exploitable denial of service vulnerability exists in the Ocularis Recorder functionality of Ocularis 5.5.0.242. A specially crafted TCP packet can cause a process to terminate resulting in denial of service. An attacker can send a crafted TCP packet to trigger this vulnerability...

CVE-2017-6632

A vulnerability in the logging configuration of Secure Sockets Layer SSL policies for Cisco FirePOWER System Software 5.3.0 through 6.2.2 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition due to high consumption of system resources. The vulnerability is du...

Memory corruption

The Traffic Management Microkernel TMM in F5 BIG-IP LTM, AAM, AFM, APM, ASM, GTM, Link Controller, PEM, PSM, and WebSafe 11.6.0 before 11.6.0 HF6, 11.5.0 before 11.5.3 HF2, and 11.3.0 before 11.4.1 HF10 may suffer from a memory leak while handling certain types of TCP traffic. Remote attackers ma...