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.

    9.3

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.3

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.3

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    8.8

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    8.8

    HIGH
    CVE-2020-17144 - Microsoft Exchange Server Remote Code Execution Vulnerability -

    Action Due May 03, 2022 Target Vendor : Microsoft

    Description :Microsoft Exchange Server improperly validates cmdlet arguments which allow an attacker to perform 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-2020-17144

    Alert Date: Nov 03, 2021 | 1630 days ago

    7.8

    HIGH
    CVE-2020-0986 - Microsoft Windows Kernel Privilege Escalation Vulnerability -

    Action Due May 03, 2022 Target Vendor : Microsoft

    Description :Microsoft Windows kernel contains an unspecified vulnerability when handling objects in memory that allows attackers to escalate privileges and 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-2020-0986

    Alert Date: Nov 03, 2021 | 1630 days ago

    8.5

    HIGH
    CVE-2021-27059 - Microsoft Office Remote Code Execution Vulnerability -

    Action Due Nov 17, 2021 Target Vendor : Microsoft

    Description :Microsoft Office 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-2021-27059

    Alert Date: Nov 03, 2021 | 1630 days ago

    7.6

    HIGH
    CVE-2019-1367 - 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 in how the scripting engine handles objects 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? : Known Detected Nov 03, 2021

    Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-1367

    Alert Date: Nov 03, 2021 | 1630 days ago

    10.0

    CRITICAL
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    7.8

    HIGH
    CVE-2019-0803 - Microsoft Win32k Privilege Escalation Vulnerability -

    Action Due May 03, 2022 Target Vendor : Microsoft

    Description :Microsoft Win32k contains an unspecified vulnerability due to it failing 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-2019-0803

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.0

    CRITICAL
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.3

    HIGH
    CVE-2021-1675 - Microsoft Windows Print Spooler Remote Code Execution Vulnerability -

    Action Due Nov 17, 2021 Target Vendor : Microsoft

    Description :Microsoft Windows Print Spooler contains an unspecified vulnerability that 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-2021-1675

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.3

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    8.8

    HIGH
    CVE-2020-1380 - 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-2020-1380

    Alert Date: Nov 03, 2021 | 1630 days ago

    7.6

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    7.8

    HIGH
    CVE-2017-11774 - Microsoft Office Outlook Security Feature Bypass Vulnerability -

    Action Due May 03, 2022 Target Vendor : Microsoft

    Description :Microsoft Office Outlook contains a security feature bypass vulnerability due to improperly handling objects in memory. Successful exploitation allows an attacker to execute commands.

    Action :Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-11774

    Alert Date: Nov 03, 2021 | 1630 days ago

    7.6

    HIGH
    CVE-2020-0968 - 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 how the Scripting Engine handles objects in memory, 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-2020-0968

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.3

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    9.8

    CRITICAL
    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

    Alert Date: Nov 03, 2021 | 1630 days ago

    10.0

    HIGH
    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

    Alert Date: Nov 03, 2021 | 1630 days ago
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