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.

How to use the KEV Catalog

The KEV catalog is also available in these formats:

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Showing 81 - 100 of 100
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Apple | Multiple Products

CVE-2021-30807

Apple Multiple Products Memory Corruption Vulnerability: Apple iOS, iPadOS, macOS, and watchOS IOMobileFrameBuffer contain a memory corruption vulnerability which may allow an application to execute code with kernel privileges.

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: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-30807
Apple | Multiple Products

CVE-2020-27930

Apple Multiple Products Memory Corruption Vulnerability: Apple iOS, iPadOS, macOS, and watchOS FontParser contain a memory corruption vulnerability which may allow for code execution when processing maliciously crafted front.

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-2020-27930
Apple | Multiple Products

CVE-2021-30860

Apple Multiple Products Integer Overflow Vulnerability: 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.

Related CWEs: CWE-20| CWE-190

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-2021-30860
Apple | iOS

CVE-2021-30666

Apple iOS WebKit Buffer Overflow Vulnerability: Apple iOS WebKit contains a buffer-overflow 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.

Related CWE: CWE-119

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-2021-30666
Apple | iOS, iPadOS, and macOS

CVE-2021-30858

Apple iOS, iPadOS, macOS Use-After-Free Vulnerability: Apple iOS, iPadOS, and macOS WebKit contain a use-after-free 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.

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-2021-30858
Apple | Multiple Products

CVE-2020-9859

Apple Multiple Products Code Execution Vulnerability: Apple iOS, iPadOS, macOS, watchOS, and tvOS contain an unspecified vulnerability that may allow an application to execute code with kernel privileges.

Related CWE: CWE-415

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-2020-9859
Apple | iOS, iPadOS, and macOS

CVE-2021-30869

Apple iOS, iPadOS, and macOS Type Confusion Vulnerability: Apple iOS, iPadOS, and macOS contain a type confusion vulnerability in the XNU which may allow a malicious application to execute code with kernel privileges.

Related CWE: CWE-843

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-2021-30869
Apple | iOS

CVE-2021-30761

Apple iOS WebKit Memory Corruption Vulnerability: Apple iOS WebKit contains 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.

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: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-30761
Apple | Multiple Products

CVE-2021-30663

Apple Multiple Products WebKit Integer Overflow Vulnerability: Apple iOS, iPadOS, macOS, tvOS, and Safari WebKit contain an integer overflow 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.

Related CWEs: CWE-20| CWE-190

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-2021-30663
Apple | Multiple Products

CVE-2021-30665

Apple Multiple Products WebKit Memory Corruption Vulnerability: 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.

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: 2021-11-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-30665
Apple | macOS

CVE-2021-30657

Apple macOS Unspecified Vulnerability: Apple macOS contains an unspecified logic issue in System Preferences that may allow a malicious application to bypass Gatekeeper checks.

Related CWE: CWE-862

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-2021-30657
Apple | macOS

CVE-2021-30713

Apple macOS Unspecified Vulnerability: Apple macOS Transparency, Consent, and Control (TCC) contains an unspecified permissions issue which may allow a malicious application to bypass privacy preferences.

Related CWE: CWE-862

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-2021-30713
Fortinet | FortiOS

CVE-2020-12812

Fortinet FortiOS SSL VPN Improper Authentication Vulnerability: Fortinet FortiOS SSL VPN contains an improper authentication vulnerability that may allow a user to login successfully without being prompted for the second factor of authentication (FortiToken) if they change the case in their username.

Related CWEs: CWE-178| CWE-287

Known To Be Used in Ransomware Campaigns? Known

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-2020-12812
Apple | Multiple Products

CVE-2021-30661

Apple Multiple Products WebKit Storage Use-After-Free Vulnerability: Apple iOS, iPadOS, macOS, tvOS, watchOS, and Safari WebKit Storage contain a use-after-free 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.

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-2021-30661
Apple | iOS, iPadOS, and watchOS

CVE-2021-1879

Apple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability: Apple iOS, iPadOS, and watchOS WebKit contain an unspecified vulnerability that allows for universal cross-site scripting (XSS) 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.

Related CWE: CWE-79

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-2021-1879
Apple | iOS, iPadOS, and macOS

CVE-2021-1871

Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability: Apple iOS, iPadOS, and macOS WebKit contain an unspecified logic vulnerability that allows a remote attacker to execute code. 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.

Related CWE: CWE-1173

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-2021-1871
Apple | iOS, iPadOS, and macOS

CVE-2021-1870

Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability: Apple iOS, iPadOS, and macOS WebKit contain an unspecified logic vulnerability that allows a remote attacker to execute code. 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.

Related CWE: CWE-1173

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-2021-1870
Apple | Multiple Products

CVE-2021-1782

Apple Multiple Products Race Condition Vulnerability: Apple iOS, iPadOs, macOS, watchOS, and tvOS contain a race condition vulnerability that may allow a malicious application to elevate privileges.

Related CWEs: CWE-362| CWE-667

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-2021-1782
Apple | iOS

CVE-2021-30762

Apple iOS WebKit Use-After-Free Vulnerability: Apple iOS WebKit contains a use-after-free 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.

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-2021-30762
Fortinet | FortiOS

CVE-2019-5591

Fortinet FortiOS Default Configuration Vulnerability: Fortinet FortiOS contains a default configuration vulnerability that may allow an unauthenticated attacker on the same subnet to intercept sensitive information by impersonating the Lightweight Directory Access Protocol (LDAP) server.

Related CWE: CWE-306

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-2019-5591

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