CISA Known Exploited Vulnerabilities (KEV)
CISA's Known Exploited Vulnerabilities (KEV) catalog lists vulnerabilities actively used in real-world attacks. CVEFeed.io tracks the latest additions so you can prioritize remediation as new entries are published.
10.0
CVE-2017-12240 - Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability -
Action Due Mar 24, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-12240
6.5
CVE-2017-12238 - Cisco Catalyst 6800 Series Switches VPLS Denial-of-Service Vulnerability -
Action Due Mar 24, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-12238
10.0
CVE-2022-20708 - Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code elevate privileges, execute arbitrary commands, bypass authentication and authorization protections, fetch and run unsigned software, or cause a denial of service (DoS).
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2022-20708
10.0
CVE-2022-20703 - Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code elevate privileges, execute arbitrary commands, bypass authentication and authorization protections, fetch and run unsigned software, or cause a denial of service (DoS).
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2022-20703
10.0
CVE-2022-20701 - Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code elevate privileges, execute arbitrary commands, bypass authentication and authorization protections, fetch and run unsigned software, or cause a denial of service (DoS).
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2022-20701
10.0
CVE-2022-20700 - Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code elevate privileges, execute arbitrary commands, bypass authentication and authorization protections, fetch and run unsigned software, or cause a denial of service (DoS).
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2022-20700
7.8
CVE-2021-41379 - Microsoft Windows Installer Privilege Escalation Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Microsoft
Description :Microsoft Windows Installer contains an unspecified vulnerability that allows for privilege escalation.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Mar 03, 2022
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-41379
9.8
CVE-2020-1938 - Apache Tomcat Improper Privilege Management Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Apache
Description :Apache Tomcat treats Apache JServ Protocol (AJP) connections as having higher trust than, for example, a similar HTTP connection. If such connections are available to an attacker, they can be exploited.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-1938
9.3
CVE-2019-1297 - Microsoft Excel Remote Code Execution Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Microsoft
Description :A remote code execution vulnerability exists in Microsoft Excel when the software fails to properly handle objects in memory.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-1297
7.4
CVE-2018-8581 - Microsoft Exchange Server Privilege Escalation Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Microsoft
Description :A privilege escalation vulnerability exists in Microsoft Exchange Server. An attacker who successfully exploited this vulnerability could attempt to impersonate any other user of the Exchange server.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Mar 03, 2022
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-8581
7.6
CVE-2018-8298 - ChakraCore Scripting Engine Type Confusion Vulnerability -
Action Due Mar 17, 2022 Target Vendor : ChakraCore
Description :The ChakraCore scripting engine contains a type confusion vulnerability which can allow for remote code execution.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-8298
7.1
CVE-2018-0180 - Cisco IOS Software Denial-of-Service Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0180
7.8
CVE-2018-0159 - Cisco IOS and XE Software Internet Key Exchange Version 1 Denial-of-Service Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0159
8.6
CVE-2018-0158 - Cisco IOS and XE Software Internet Key Exchange Memory Leak Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0158
7.8
CVE-2018-0156 - Cisco IOS Software and Cisco IOS XE Software Smart Install Denial-of-Service Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0156
8.6
CVE-2018-0155 - Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0155
7.8
CVE-2018-0154 - Cisco IOS Software Integrated Services Module for VPN Denial-of-Service Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0154
10.0
CVE-2018-0151 - Cisco IOS Software and Cisco IOS XE Software Quality of Service Remote Code Execution Vulnerability -
Action Due Mar 17, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0151
9.3
CVE-2017-8540 - Microsoft Malware Protection Engine Improper Restriction of Operations Vulnerability -
Action Due Mar 24, 2022 Target Vendor : Microsoft
Description :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".
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-8540
9.0
CVE-2017-6744 - Cisco IOS Software SNMP Remote Code Execution Vulnerability -
Action Due Mar 24, 2022 Target Vendor : Cisco
Description :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.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-6744