CISA Known Exploited Vulnerabilities Catalog
7.8
CVE-2021-40449 - Microsoft Windows Win32k Privilege Escalation Vulnerability -
Action Due Dec 01, 2021 Target Vendor : Microsoft
Description : Unspecified vulnerability allows for an authenticated user to escalate privileges.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-40449
8.8
CVE-2021-42321 - Microsoft Exchange Server Remote Code Execution Vulnerability -
Action Due Dec 01, 2021 Target Vendor : Microsoft
Description : An authenticated attacker could leverage improper validation in cmdlet arguments within Microsoft Exchange and perform remote code execution.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-42321
7.8
CVE-2021-42292 - Microsoft Excel Security Feature Bypass -
Action Due Dec 01, 2021 Target Vendor : Microsoft
Description : A security feature bypass vulnerability in Microsoft Excel would allow a local user to perform arbitrary code execution.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-42292
7.5
CVE-2019-8394 - Zoho ManageEngine ServiceDesk Plus (SDP) File Upload Vulnerability -
Action Due May 03, 2022 Target Vendor : Zoho
Description : Zoho ManageEngine ServiceDesk Plus (SDP) contains an unspecified vulnerability that allows remote users to upload files via login page customization.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-8394
9.8
CVE-2019-5544 - VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Vulnerability -
Action Due May 03, 2022 Target Vendor : VMware
Description : VMware ESXi and Horizon Desktop as a Service (DaaS) OpenSLP contains a heap-based buffer overflow vulnerability that allows an attacker with network access to port 427 to overwrite the heap of the OpenSLP service to perform remote code execution.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-5544
9.8
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
7.8
CVE-2020-24557 - Trend Micro Multiple Products Improper Access Control Vulnerability -
Action Due May 03, 2022 Target Vendor : Trend Micro
Description : Trend Micro Apex One, OfficeScan, and Worry-Free Business Security on Microsoft Windows contain an improper access control vulnerability that may allow an attacker to manipulate a particular product folder to disable the security temporarily, abuse a specific Windows function, and attain privilege escalation.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-24557
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
9.8
CVE-2020-10181 - Sumavision EMR Cross-Site Request Forgery (CSRF) Vulnerability -
Action Due May 03, 2022 Target Vendor : Sumavision
Description : Sumavision Enhanced Multimedia Router (EMR) contains a cross-site request forgery (CSRF) vulnerability allowing the creation of users with elevated privileges as administrator on a device.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-10181
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
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-20021
9.8
CVE-2020-11651 - SaltStack Salt Authentication Bypass Vulnerability -
Action Due May 03, 2022 Target Vendor : SaltStack
Description : SaltStack Salt contains an authentication bypass vulnerability in the salt-master process ClearFuncs due to improperly validating method calls. The vulnerability allows a remote user to access some methods without authentication, which can be used to retrieve user tokens from the salt master and/or run commands on salt minions. Salt users who follow fundamental internet security guidelines and best practices are not affected by this vulnerability.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-11651
10.0
CVE-2019-11510 - Ivanti Pulse Connect Secure Arbitrary File Read Vulnerability -
Action Due Apr 23, 2021 Target Vendor : Ivanti
Description : Ivanti Pulse Connect Secure contains an arbitrary file read vulnerability that allows an unauthenticated remote attacker with network access via HTTPS to send a specially crafted URI.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2019-11510
8.8
CVE-2021-22894 - Ivanti Pulse Connect Secure Collaboration Suite Buffer Overflow Vulnerability -
Action Due Apr 23, 2021 Target Vendor : Ivanti
Description : Ivanti Pulse Connect Secure Collaboration Suite contains a buffer overflow vulnerabilities that allows a remote authenticated users to execute code as the root user via maliciously crafted meeting room.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2021-22894
10.0
CVE-2021-22893 - Ivanti Pulse Connect Secure Use-After-Free Vulnerability -
Action Due Apr 23, 2021 Target Vendor : Ivanti
Description : Ivanti Pulse Connect Secure contains a use-after-free vulnerability that allow a remote, unauthenticated attacker to execute code via license services.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2021-22893
9.8
CVE-2020-14882 - Oracle WebLogic Server Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Oracle
Description : Oracle WebLogic Server contains an unspecified vulnerability, which is assessed to allow for remote code execution, based on this vulnerability being related to CVE-2020-14750.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-14882
7.8
CVE-2021-36955 - Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description : Microsoft Windows Common Log File System (CLFS) driver contains an unspecified vulnerability that allows for privilege escalation.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-36955
7.8
CVE-2019-1214 - Microsoft Windows Privilege Common Log File System (CLFS) Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description : Microsoft Windows Common Log File System (CLFS) driver improperly handles objects in memory which can allow for privilege escalation.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-1214
7.8
CVE-2020-1147 - Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description : Microsoft .NET Framework, Microsoft SharePoint, and Visual Studio contain a remote code execution vulnerability when the software fails to check the source markup of XML file input. Successful exploitation allows an attacker to execute code in the context of the process responsible for deserialization of the XML content.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-1147
7.8
CVE-2019-0808 - Microsoft Win32k Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description : Microsoft Win32k contains a privilege escalation vulnerability due to the component failing to properly handle objects in memory. 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-2019-0808
9.8
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