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Trackers · Security
Security flaws that attackers are actively using right now, from the US cybersecurity agency's (CISA) Known Exploited Vulnerabilities catalog. If you run anything on this list, patch it first.
1756 results.
The ChakraCore scripting engine contains a type confusion vulnerability which can allow for remote code execution.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-843
Fix: Apply updates per vendor instructions.
A vulnerability in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
Format string vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service (DoS).
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 (DHCPv4) packets can allow for denial-of-service (DoS).
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service (DoS).
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
There is a buffer overflow vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software running on certain models of Cisco Catalyst Switches could allow an authenticated, remote attacker to cause a denial-of-service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial-of-service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial-of-service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial-of-service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial-of-service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-388
Fix: Apply updates per vendor instructions.
A vulnerability in the crypto engine of the Cisco Integrated Services Module for VPN (ISM-VPN) running Cisco IOS Software could allow an unauthenticated, remote attacker to cause a denial-of-service (DoS) condition.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the quality of service (QoS) subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges.
Added Mar 3, 2022 · US agencies must patch by Mar 17, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to memory corruption. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability".
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS 1 contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code on an affected system or cause an affected system to reload. An attacker could exploit these vulnerabilities by sending a crafted SNMP packet to an affected system via IPv4 or IPv6.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code on an affected system or cause an affected system to reload.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code on an affected system or cause an affected system to reload.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-119
Fix: Apply updates per vendor instructions.
A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause autonomic nodes of an affected system to reload, resulting in denial-of-service (DoS).
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022
Fix: Apply updates per vendor instructions.
A vulnerability in the UDP processing code of Cisco IOS and IOS XE could allow an unauthenticated, remote attacker to cause the input queue of an affected system to hold UDP packets, causing an interface queue wedge and denial of service.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the Border Gateway Protocol (BGP) over an Ethernet Virtual Private Network (EVPN) for Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload, resulting in a denial of service (DoS) condition, or potentially corrupt the BGP routing table, which could result in network instability.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
The Dynamic Host Configuration Protocol (DHCP) relay subsystem of Cisco IOS and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-20
Fix: Apply updates per vendor instructions.
A vulnerability in the Virtual Private LAN Service (VPLS) code of Cisco IOS for Cisco Catalyst 6800 Series Switches could allow an unauthenticated, adjacent attacker to cause a denial of service.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS and Cisco IOS XE could allow an unauthenticated, remote attacker to cause high CPU utilization, traceback messages, or a reload of an affected device that leads to a denial of service.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-399
Fix: Apply updates per vendor instructions.
A vulnerability in the implementation of the PROFINET Discovery and Configuration Protocol (PN-DCP) for Cisco IOS could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service.
Added Mar 3, 2022 · US agencies must patch by Mar 24, 2022 · CWE-20
Fix: Apply updates per vendor instructions.