Known Exploited Vulnerabilities Catalog

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework.

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Showing 1061 - 1080 of 1351
Perl | Exiftool

CVE-2021-22204

ExifTool Remote Code Execution Vulnerability: Improper neutralization of user data in the DjVu file format in Exiftool versions 7.44 and up allows arbitrary code execution when parsing the malicious image

Related CWE: CWE-95

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-17
  • Due Date: 2021-12-01
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-22204
Microsoft | Windows

CVE-2021-40449

Microsoft Windows Win32k Privilege Escalation Vulnerability: Unspecified vulnerability allows for an authenticated user to escalate privileges.

Related CWE: CWE-416

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-17
  • Due Date: 2021-12-01
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-40449
Microsoft | Exchange

CVE-2021-42321

Microsoft Exchange Server Remote Code Execution Vulnerability: An authenticated attacker could leverage improper validation in cmdlet arguments within Microsoft Exchange and perform remote code execution.

Related CWEs: CWE-184| CWE-502

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-17
  • Due Date: 2021-12-01
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-42321
Microsoft | Office

CVE-2021-42292

Microsoft Excel Security Feature Bypass: A security feature bypass vulnerability in Microsoft Excel would allow a local user to perform arbitrary code execution.

Related CWE: CWE-357

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-17
  • Due Date: 2021-12-01
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-42292
Accellion | FTA

CVE-2021-27104

Accellion FTA OS Command Injection Vulnerability: Accellion FTA contains an OS command injection vulnerability exploited via a crafted POST request to various admin endpoints.

Related CWEs: CWE-20| CWE-78

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-27104
Accellion | FTA

CVE-2021-27102

Accellion FTA OS Command Injection Vulnerability: Accellion FTA contains an OS command injection vulnerability exploited via a local web service call.

Related CWEs: CWE-20| CWE-78

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-27102
Accellion | FTA

CVE-2021-27101

Accellion FTA SQL Injection Vulnerability: Accellion FTA contains a SQL injection vulnerability exploited via a crafted host header in a request to document_root.html.

Related CWEs: CWE-89| CWE-138

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-27101
Accellion | FTA

CVE-2021-27103

Accellion FTA Server-Side Request Forgery (SSRF) Vulnerability: Accellion FTA contains a server-side request forgery (SSRF) vulnerability exploited via a crafted POST request to wmProgressstat.html.

Related CWE: CWE-918

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-27103
Adobe | Acrobat and Reader

CVE-2021-21017

Adobe Acrobat and Reader Heap-based Buffer Overflow Vulnerability: 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.

Related CWE: CWE-122

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-21017
Adobe | Acrobat and Reader

CVE-2021-28550

Adobe Acrobat and Reader Use-After-Free Vulnerability: Adobe Acrobat and Reader contains a use-after-free vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.

Related CWE: CWE-416

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-28550
Adobe | ColdFusion

CVE-2018-4939

Adobe ColdFusion Deserialization of Untrusted Data Vulnerability: Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could allow for code execution.

Related CWE: CWE-502

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-4939
Adobe | ColdFusion

CVE-2018-15961

Adobe ColdFusion Unrestricted File Upload Vulnerability: Adobe ColdFusion contains an unrestricted file upload vulnerability that could allow for code execution.

Related CWE: CWE-434

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-15961
Adobe | Flash Player

CVE-2018-4878

Adobe Flash Player Use-After-Free Vulnerability: Adobe Flash Player contains a use-after-free vulnerability that could allow for code execution.

Related CWE: CWE-416

Known To Be Used in Ransomware Campaigns? Known

Action: The impacted product is end-of-life and should be disconnected if still in use.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-4878
Amcrest | Cameras and Network Video Recorder (NVR)

CVE-2020-5735

Amcrest Cameras and NVR Stack-based Buffer Overflow Vulnerability: Amcrest cameras and NVR contain a stack-based buffer overflow vulnerability through port 37777 that allows an unauthenticated, remote attacker to crash the device and possibly execute code.

Related CWE: CWE-121

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-5735
Android | Android Kernel

CVE-2019-2215

Android Kernel Use-After-Free Vulnerability: Android Kernel contains a use-after-free vulnerability in binder.c that allows for privilege escalation from an application to the Linux Kernel. This vulnerability was observed chained with CVE-2020-0041 and CVE-2020-0069 under exploit chain "AbstractEmu."

Related CWE: CWE-416

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2019-2215
Android | Android Kernel

CVE-2020-0041

Android Kernel Out-of-Bounds Write Vulnerability: Android Kernel binder_transaction of binder.c contains an out-of-bounds write vulnerability due to an incorrect bounds check that could allow for local privilege escalation. This vulnerability was observed chained with CVE-2019-2215 and CVE-2020-0069 under exploit chain "AbstractEmu."

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-0041
MediaTek | Multiple Chipsets

CVE-2020-0069

Mediatek Multiple Chipsets Insufficient Input Validation Vulnerability: Multiple MediaTek chipsets contain an insufficient input validation vulnerability and have missing SELinux restrictions in the Command Queue drivers ioctl handlers. This causes an out-of-bounds write leading to privilege escalation. This vulnerability was observed chained with CVE-2019-2215 and CVE-2020-0041 under exploit chain "AbstractEmu."

Related CWE: CWE-787

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-0069
Apache | Struts

CVE-2017-9805

Apache Struts Deserialization of Untrusted Data Vulnerability: Apache Struts REST Plugin uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to remote code execution when deserializing XML payloads.

Related CWE: CWE-502

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2022-05-03
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2017-9805
Apache | HTTP Server

CVE-2021-42013

Apache HTTP Server Path Traversal Vulnerability: Apache HTTP Server contains a path traversal vulnerability that allows an attacker to perform remote code execution if files outside directories configured by Alias-like directives are not under default require all denied or if CGI scripts are enabled. This CVE ID resolves an incomplete patch for CVE-2021-41773.

Related CWE: CWE-22

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-42013
Apache | HTTP Server

CVE-2021-41773

Apache HTTP Server Path Traversal Vulnerability: Apache HTTP Server contains a path traversal vulnerability that allows an attacker to perform remote code execution if files outside directories configured by Alias-like directives are not under default �require all denied� or if CGI scripts are enabled. The original patch issued under this CVE ID is insufficient, please review remediation information under CVE-2021-42013.

Related CWE: CWE-22

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2021-11-03
  • Due Date: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-41773

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