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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:

CSV
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Showing 81 - 100 of 102
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Cisco | IOS software

CVE-2017-12231

Cisco IOS Software Network Address Translation Denial-of-Service Vulnerability: A vulnerability in the implementation of Network Address Translation (NAT) functionality in Cisco IOS could allow an unauthenticated, remote attacker to cause a denial of service.

Related CWE: CWE-399

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-03
  • Due Date: 2022-03-24
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2017-12231
VMware | vRealize Operations Manager API

CVE-2021-21975

VMware Server Side Request Forgery in vRealize Operations Manager API: Server Side Request Forgery (SSRF) in vRealize Operations Manager API prior to 8.4 may allow a malicious actor with network access to the vRealize Operations Manager API to perform a SSRF attack to steal administrative credentials.

Related CWE: CWE-918

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-18
  • Due Date: 2022-02-01
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-21975
VMware | vCenter Server

CVE-2021-22017

VMware vCenter Server Improper Access Control: Rhttproxy as used in vCenter Server contains a vulnerability due to improper implementation of URI normalization.

Related CWE: CWE-23

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-10
  • Due Date: 2022-01-24
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-22017
Cisco | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

CVE-2020-3452

Cisco ASA and FTD Read-Only Path Traversal Vulnerability: Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an improper input validation vulnerability when HTTP requests process URLs. An attacker could exploit this vulnerability by sending a crafted HTTP request containing directory traversal character sequences to an affected device. A successful exploit could allow the attacker to view arbitrary files within the web services file system on the targeted device.

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-2020-3452
Cisco | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

CVE-2020-3580

Cisco ASA and FTD Cross-Site Scripting (XSS) Vulnerability: Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an insufficient input validation vulnerability for user-supplied input by the web services interface. Successful exploitation could allow an attacker to perform cross-site scripting (XSS) in the context of the interface or access sensitive browser-based information.

Related CWE: CWE-79

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-2020-3580
Cisco | HyperFlex HX

CVE-2021-1497

Cisco HyperFlex HX Installer Virtual Machine Command Injection Vulnerability: Cisco HyperFlex HX Installer Virtual Machine contains an insufficient input validation vulnerability which could allow an attacker to execute commands on an affected device as the root user.

Related CWE: CWE-78

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-2021-1497
Cisco | HyperFlex HX

CVE-2021-1498

Cisco HyperFlex HX Data Platform Command Injection Vulnerability: Cisco HyperFlex HX Installer Virtual Machine contains an insufficient input validation vulnerability which could allow an attacker to execute commands on an affected device as the tomcat8 user.

Related CWE: CWE-78

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-2021-1498
Cisco | IOS and IOS XE

CVE-2018-0171

Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability: Cisco IOS and IOS XE Software improperly validates packet data, allowing an unauthenticated, remote attacker to trigger a reload of an affected device, cause a denial-of-service (DoS) condition, or perform code execution on the affected device.

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-2018-0171
Cisco | IOS XR

CVE-2020-3118

Cisco IOS XR Software Discovery Protocol Format String Vulnerability: Cisco IOS XR improperly validates string input from certain fields in Cisco Discovery Protocol messages. Exploitation could allow an unauthenticated, adjacent attacker to execute code with administrative privileges or cause a reload on an affected device.

Related CWE: CWE-134

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-2020-3118
Cisco | IOS XR

CVE-2020-3566

Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability: Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash.

Related CWE: CWE-400

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-2020-3566
Cisco | IOS XR

CVE-2020-3569

Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability: Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash.

Related CWE: CWE-400

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-2020-3569
Cisco | Cisco IP Phones

CVE-2020-3161

Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability: Cisco IP Phones contain an improper input validation vulnerability for HTTP requests. Exploitation could allow an attacker to execute code remotely with root privileges or cause a denial-of-service (DoS) condition.

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-2020-3161
Cisco | Small Business RV320 and RV325 Routers

CVE-2019-1653

Cisco Small Business RV320 and RV325 Routers Information Disclosure Vulnerability: Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers contain improper access controls for URLs. Exploitation could allow an attacker to download the router configuration or detailed diagnostic information.

Related CWE: CWE-284

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-2019-1653
Cisco | Adaptive Security Appliance (ASA)

CVE-2018-0296

Cisco Adaptive Security Appliance (ASA) Denial-of-Service Vulnerability: Cisco Adaptive Security Appliance (ASA) contains an improper input validation vulnerability with HTTP URLs. Exploitation could allow an attacker to cause a denial-of-service (DoS) condition or information disclosure.

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-2018-0296
VMware | VMware ESXi and Horizon DaaS

CVE-2019-5544

VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Vulnerability: 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.

Related CWE: CWE-787

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-2019-5544
VMware | ESXi

CVE-2020-3992

VMware ESXi OpenSLP Use-After-Free Vulnerability: VMware ESXi OpenSLP contains a use-after-free vulnerability that allows an attacker residing in the management network with access to port 427 to perform remote code execution.

Related CWE: CWE-416

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-2020-3992
VMware | Multiple Products

CVE-2020-3950

VMware Multiple Products Privilege Escalation Vulnerability: VMware Fusion, Remote Console (VMRC) for Mac, and Horizon Client for Mac contain a privilege escalation vulnerability due to improper use of setuid binaries that allows attackers to escalate privileges to root.

Related CWE: CWE-269

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-2020-3950
VMware | vCenter Server

CVE-2021-22005

VMware vCenter Server File Upload Vulnerability: VMware vCenter Server contains a file upload vulnerability in the Analytics service that allows a user with network access to port 443 to execute code.

Related CWE: CWE-23

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-2021-22005
VMware | vCenter Server

CVE-2020-3952

VMware vCenter Server Information Disclosure Vulnerability: VMware vCenter Server contains an information disclosure vulnerability in the VMware Directory Service (vmdir) when the Platform Services Controller (PSC) does not correctly implement access controls. Successful exploitation allows an attacker with network access to port 389 to extract sensitive information.

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-2020-3952
VMware | vCenter Server

CVE-2021-21972

VMware vCenter Server Remote Code Execution Vulnerability: VMware vCenter Server vSphere Client contains a remote code execution vulnerability in a vCenter Server plugin which allows an attacker with network access to port 443 to execute commands with unrestricted privileges on the underlying operating system.

Related CWE: CWE-23

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-2021-21972
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