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.
9.0
CVE-2020-1040 - Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description : Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-1040
9.3
CVE-2018-0802 - Microsoft Office Memory Corruption Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description : Microsoft Office contains a memory corruption vulnerability due to the way objects are handled in memory. Successful exploitation allows for remote code execution in the context of the current user. This vulnerability is known to be chained with CVE-2018-0798.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2018-0802
8.8
CVE-2021-30665 - Apple Multiple Products WebKit Memory Corruption Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description : Apple iOS, iPadOS, macOS, watchOS, and tvOS WebKit contain a memory corruption vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-30665
9.3
CVE-2017-0199 - Microsoft Office and WordPad Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description : Microsoft Office and WordPad contain an unspecified vulnerability due to the way the applications parse specially crafted files. Successful exploitation 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-2017-0199
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
7.5
CVE-2019-17558 - Apache Solr VelocityResponseWriter Plug-In Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Apache
Description : The Apache Solr VelocityResponseWriter plug-in contains an unspecified 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-2019-17558
9.8
CVE-2020-17530 - Apache Struts Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Apache
Description : Forced Object-Graph Navigation Language (OGNL) evaluation in Apache Struts, when evaluated on raw user input in tag attributes, can lead 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-2020-17530
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
8.8
CVE-2021-21193 - Google Chromium Blink Use-After-Free Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description : Google Chromium Blink contains a use-after-free 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-2021-21193
9.8
CVE-2015-4852 - Oracle WebLogic Server Deserialization of Untrusted Data Vulnerability -
Action Due May 03, 2022 Target Vendor : Oracle
Description : Oracle WebLogic Server contains a deserialization of untrusted data vulnerability within Apache Commons, which can allow for 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-2015-4852
8.8
CVE-2020-6418 - Google Chromium V8 Type Confusion Vulnerability -
Action Due May 03, 2022 Target Vendor : Google
Description : Google Chromium V8 Engine contains a type confusion vulnerability 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-2020-6418
9.8
CVE-2020-14750 - Oracle WebLogic Server Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Oracle
Description : Oracle WebLogic Server contains an unspecified vulnerability allowing an unauthenticated attacker to perform remote code execution. This vulnerability is related to CVE-2020-14882.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-14750
7.8
CVE-2021-30860 - Apple Multiple Products Integer Overflow Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description : Apple iOS, iPadOS, macOS, and watchOS CoreGraphics contain an integer overflow vulnerability which may allow code execution when processing a maliciously crafted PDF. The vulnerability is also known under the moniker of FORCEDENTRY.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-30860
7.5
CVE-2019-6223 - Apple iOS and macOS Group Facetime Vulnerability -
Action Due May 03, 2022 Target Vendor : Apple
Description : Apple iOS and macOS Group FaceTime contains an unspecified vulnerability where the call initiator can cause the recipient's Apple device to answer unknowingly or without user interaction.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-6223
9.8
CVE-2016-4437 - Apache Shiro Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Apache
Description : Apache Shiro contains a vulnerability which may allow remote attackers to execute code or bypass intended access restrictions via an unspecified request parameter when a cipher key has not been configured for the "remember me" feature.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2016-4437
8.8
CVE-2021-38003 - Google Chromium V8 Memory Corruption Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description : Google Chromium V8 Engine has a bug in JSON.stringify, where the internal TheHole value can leak to script code, causing memory corruption. 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-2021-38003
7.5
CVE-2016-3976 - SAP NetWeaver Directory Traversal Vulnerability -
Action Due May 03, 2022 Target Vendor : SAP
Description : SAP NetWeaver Application Server Java Platforms contains a directory traversal vulnerability via a ..\ (dot dot backslash) in the fileName parameter to CrashFileDownloadServlet. This allows remote attackers to read files.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2016-3976
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
7.8
CVE-2020-27930 - Apple Multiple Products Memory Corruption Vulnerability -
Action Due May 03, 2022 Target Vendor : Apple
Description : Apple iOS, iPadOS, macOS, and watchOS FontParser contain a memory corruption vulnerability which may allow for code execution when processing maliciously crafted front.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-27930
4.3
CVE-2020-9819 - Apple iOS, iPadOS, and watchOS Memory Corruption Vulnerability -
Action Due May 03, 2022 Target Vendor : Apple
Description : Apple iOS, iPadOS, and watchOS Mail contains a memory corruption vulnerability that may allow heap corruption when processing a maliciously crafted mail message.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-9819