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-2020-29583 - Zyxel Multiple Products Use of Hard-Coded Credentials Vulnerability -
Action Due May 03, 2022 Target Vendor : Zyxel
Description :Zyxel firewalls (ATP, USG, VM) and AP Controllers (NXC2500 and NXC5500) contain a use of hard-coded credentials vulnerability in an undocumented account ("zyfwp") with an unchangeable password.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-29583
9.8
CVE-2019-0604 - Microsoft SharePoint Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft SharePoint fails to check the source markup of an application package. An attacker who successfully exploits the vulnerability could run remote code in the context of the SharePoint application pool and the SharePoint server farm account.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-0604
7.8
CVE-2021-27065 - Microsoft Exchange Server Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Exchange Server contains an unspecified vulnerability that allows for remote code execution. This vulnerability is part of the ProxyLogon exploit chain.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :Reference CISA's ED 21-02 (https://www.cisa.gov/news-events/directives/ed-21-02-mitigate-microsoft-exchange-premises-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-02. https://nvd.nist.gov/vuln/detail/CVE-2021-27065
10.0
CVE-2020-0646 - Microsoft .NET Framework Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft .NET Framework contains an improper input validation vulnerability that allows 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-2020-0646
7.8
CVE-2020-1054 - Microsoft Win32k Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Win32k contains a privilege escalation vulnerability when the Windows kernel-mode driver fails to properly handle objects in memory. Successful exploitation allows an attacker to execute code in kernel mode.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-1054
10.0
CVE-2020-1472 - Microsoft Netlogon Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft's Netlogon Remote Protocol (MS-NRPC) contains a privilege escalation vulnerability when an attacker establishes a vulnerable Netlogon secure channel connection to a domain controller. An attacker who successfully exploits the vulnerability could run a specially crafted application on a device on the network. The vulnerability is also known under the moniker of Zerologon.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :Reference CISA's ED 20-04 (https://www.cisa.gov/news-events/directives/ed-20-04-mitigate-netlogon-elevation-privilege-vulnerability-august-2020-patch-tuesday) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 20-04. https://nvd.nist.gov/vuln/detail/CVE-2020-1472
9.3
CVE-2021-34448 - Microsoft Windows Scripting Engine Memory Corruption Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Windows Scripting Engine contains an unspecified vulnerability that allows for memory corruption.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-34448
8.8
CVE-2021-21166 - Google Chromium Race Condition Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description :Google Chromium contains a race condition vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-21166
4.9
CVE-2021-20023 - SonicWall Email Security Path Traversal Vulnerability -
Action Due Nov 17, 2021 Target Vendor : SonicWall
Description :SonicWall Email Security contains a path traversal vulnerability that allows a post-authenticated attacker to read files on the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20021 and CVE-2021-20022 to achieve privilege escalation.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-20023
9.3
CVE-2017-11882 - Microsoft Office Memory Corruption Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Office contains a memory corruption vulnerability that allows remote code execution in the context of the current user.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-11882
8.8
CVE-2021-27085 - Microsoft Internet Explorer Remote Code Execution Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Internet Explorer contains an unspecified vulnerability that allows 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-2021-27085
9.8
CVE-2018-13379 - Fortinet FortiOS SSL VPN Path Traversal Vulnerability -
Action Due May 03, 2022 Target Vendor : Fortinet
Description :Fortinet FortiOS SSL VPN web portal contains a path traversal vulnerability that may allow an unauthenticated attacker to download FortiOS system files through specially crafted HTTP resource requests.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-13379
9.8
CVE-2020-12812 - Fortinet FortiOS SSL VPN Improper Authentication Vulnerability -
Action Due May 03, 2022 Target Vendor : Fortinet
Description :Fortinet FortiOS SSL VPN contains an improper authentication vulnerability that may allow a user to login successfully without being prompted for the second factor of authentication (FortiToken) if they change the case in their username.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-12812
6.5
CVE-2019-5591 - Fortinet FortiOS Default Configuration Vulnerability -
Action Due May 03, 2022 Target Vendor : Fortinet
Description :Fortinet FortiOS contains a default configuration vulnerability that may allow an unauthenticated attacker on the same subnet to intercept sensitive information by impersonating the Lightweight Directory Access Protocol (LDAP) server.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-5591
9.3
CVE-2015-1641 - Microsoft Office Memory Corruption Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Office contains a memory corruption vulnerability due to failure to properly handle rich text format files in memory. Successful exploitation allows for remote code execution in the context of the current user.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2015-1641
9.3
CVE-2012-0158 - Microsoft MSCOMCTL.OCX Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft MSCOMCTL.OCX contains an unspecified vulnerability that allows for remote code execution, allowing an attacker to take complete control of an affected system under the context of the current user.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2012-0158
7.8
CVE-2019-0859 - Microsoft Win32k Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Win32k fails to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-0859
7.6
CVE-2019-1429 - Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Internet Explorer contains a memory corruption vulnerability which can allow for remote code execution in the context of the current user.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-1429
7.8
CVE-2021-1732 - Microsoft Win32k Privilege Escalation Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-1732
8.8
CVE-2021-33742 - Microsoft Windows MSHTML Platform Remote Code Execution Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Windows MSHTML Platform contains an unspecified vulnerability that allows 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-2021-33742