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-2020-0646 - 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-2020-12271 - Sophos SFOS SQL Injection Vulnerability -
Action Due May 03, 2022 Target Vendor : Sophos
Description :Sophos Firewall operating system (SFOS) firmware contains a SQL injection vulnerability when configured with either the administration (HTTPS) service or the User Portal is exposed on the WAN zone. Successful exploitation may cause remote code execution to exfiltrate usernames and hashed passwords for the local device admin(s), portal admins, and user accounts used for remote access (but not external Active Directory or LDAP passwords).
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-2020-12271
9.8
CVE-2019-16256 - SIMalliance Toolbox Browser Command Injection Vulnerability -
Action Due May 03, 2022 Target Vendor : SIMalliance
Description :SIMalliance Toolbox Browser contains an command injection vulnerability that could allow remote attackers to retrieve location and IMEI information or execute a range of other attacks by modifying the attack message.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-16256
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
9.8
CVE-2021-20016 - SonicWall SSLVPN SMA100 SQL Injection Vulnerability -
Action Due Nov 17, 2021 Target Vendor : SonicWall
Description :SonicWall SSLVPN SMA100 contains a SQL injection vulnerability that allows remote exploitation for credential access by an unauthenticated attacker.
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-2021-20016
9.8
CVE-2017-9248 - Progress Telerik UI for ASP.NET AJAX and Sitefinity Cryptographic Weakness Vulnerability -
Action Due May 03, 2022 Target Vendor : Progress
Description :Progress Telerik UI for ASP.NET AJAX and Sitefinity have a cryptographic weakness in Telerik.Web.UI.dll that can be exploited to disclose encryption keys (Telerik.Web.UI.DialogParametersEncryptionKey and/or the MachineKey), perform cross-site-scripting (XSS) attacks, compromise the ASP.NET ViewState, and/or upload and download files.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-9248
8.8
CVE-2019-18187 - Trend Micro OfficeScan Directory Traversal Vulnerability -
Action Due May 03, 2022 Target Vendor : Trend Micro
Description :Trend Micro OfficeScan contains a directory traversal vulnerability by extracting files from a zip file to a specific folder on the OfficeScan server, leading to 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-2019-18187
8.8
CVE-2020-8467 - Trend Micro Apex One and OfficeScan Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Trend Micro
Description :Trend Micro Apex One and OfficeScan contain an unspecified vulnerability within a migration tool component 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-2020-8467
9.8
CVE-2021-26855 - 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-2021-26855
9.8
CVE-2021-20021 - SonicWall Email Security Improper Privilege Management Vulnerability -
Action Due Nov 17, 2021 Target Vendor : SonicWall
Description :SonicWall Email Security contains an improper privilege management vulnerability that allows an attacker to create an administrative account by sending a crafted HTTP request to the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20022 and CVE-2021-20023 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-2021-20021
8.8
CVE-2017-6327 - Symantec Messaging Gateway Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Symantec
Description :Symantec Messaging Gateway contains an unspecified vulnerability which can allow for remote code execution. With the ability to perform remote code execution, an attacker may also desire to perform privilege escalating actions.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-6327
7.0
CVE-2019-18988 - TeamViewer Desktop Bypass Remote Login Vulnerability -
Action Due May 03, 2022 Target Vendor : TeamViewer
Description :TeamViewer Desktop allows for bypass of remote-login access control because the same AES key is used for different customers' installations. If an attacker were to know this key, they could decrypt protected information stored in registry or configuration files or decryption of the Unattended Access password to the system (which allows for remote login to the system).
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-18988
8.8
CVE-2021-36741 - Trend Micro Multiple Products Improper Input Validation Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Trend Micro
Description :Trend Micro Apex One, Apex One as a Service, and Worry-Free Business Security contain an improper input validation vulnerability that allows a remote attacker to upload files.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://success.trendmicro.com/dcx/s/solution/000287819?language=en_US, https://success.trendmicro.com/dcx/s/solution/000287820?language=en_US; https://nvd.nist.gov/vuln/detail/CVE-2021-36741
10.0
CVE-2020-5847 - Unraid Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Unraid
Description :Unraid contains a vulnerability due to the insecure use of the extract PHP function that can be abused to execute remote code as root. This CVE is chainable with CVE-2020-5849 for initial access.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-5847
10.0
CVE-2021-21985 - VMware vCenter Server Improper Input Validation Vulnerability -
Action Due Nov 17, 2021 Target Vendor : VMware
Description :VMware vSphere Client contains an improper input validation vulnerability in the Virtual SAN Health Check plug-in, which is enabled by default in vCenter Server, which allows for remote code execution.
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-2021-21985
7.6
CVE-2020-0674 - 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 due to the way the Scripting Engine handles objects in memory. Successful exploitation could allow 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-2020-0674
10.0
CVE-2020-25213 - WordPress File Manager Plugin Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : WordPress
Description :WordPress File Manager plugin contains a remote code execution vulnerability that allows unauthenticated users to execute PHP code and upload malicious files on a target site.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-25213
8.8
CVE-2021-21017 - Adobe Acrobat and Reader Heap-based Buffer Overflow Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Adobe
Description :Acrobat Acrobat and Reader contain a heap-based buffer overflow vulnerability that could allow an unauthenticated attacker to achieve 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-2021-21017
8.8
CVE-2020-8468 - Trend Micro Multiple Products Content Validation Escape Vulnerability -
Action Due May 03, 2022 Target Vendor : Trend Micro
Description :Trend Micro Apex One, OfficeScan, and Worry-Free Business Security agents contain a content validation escape vulnerability that could allow an attacker to manipulate certain agent client components.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-8468