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 1 - 20 of 103
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Cisco | Smart Licensing Utility

CVE-2024-20439

Cisco Smart Licensing Utility Static Credential Vulnerability: Cisco Smart Licensing Utility contains a static credential vulnerability that allows an unauthenticated, remote attacker to log in to an affected system and gain administrative credentials.

Related CWE: CWE-912

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-03-31
  • Due Date: 2025-04-21
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cslu-7gHMzWmw ; https://nvd.nist.gov/vuln/detail/CVE-2024-20439
VMware | ESXi

CVE-2025-22225

VMware ESXi Arbitrary Write Vulnerability: VMware ESXi contains an arbitrary write vulnerability. Successful exploitation allows an attacker with privileges within the VMX process to trigger an arbitrary kernel write leading to an escape of the sandbox.

Related CWE: CWE-123

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-03-04
  • Due Date: 2025-03-25
Additional Notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22225
VMware | ESXi, Workstation, and Fusion

CVE-2025-22226

VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability: VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. Successful exploitation allows an attacker with administrative privileges to a virtual machine to leak memory from the vmx process.

Related CWE: CWE-125

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-03-04
  • Due Date: 2025-03-25
Additional Notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22226
VMware | ESXi and Workstation

CVE-2025-22224

VMware ESXi and Workstation TOCTOU Race Condition Vulnerability: VMware ESXi and Workstation contain a time-of-check time-of-use (TOCTOU) race condition vulnerability that leads to an out-of-bounds write. Successful exploitation enables an attacker with local administrative privileges on a virtual machine to execute code as the virtual machine's VMX process running on the host.

Related CWE: CWE-367

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-03-04
  • Due Date: 2025-03-25
Additional Notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22224
Cisco | Small Business RV Series Routers

CVE-2023-20118

Cisco Small Business RV Series Routers Command Injection Vulnerability: Multiple Cisco Small Business RV Series Routers contains a command injection vulnerability in the web-based management interface. Successful exploitation could allow an authenticated, remote attacker to gain root-level privileges and access unauthorized data.

Related CWE: CWE-77

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-03-03
  • Due Date: 2025-03-24
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbr042-multi-vuln-ej76Pke5 ; https://nvd.nist.gov/vuln/detail/CVE-2023-20118
VMware | vCenter Server

CVE-2024-38813

VMware vCenter Server Privilege Escalation Vulnerability: VMware vCenter contains an improper check for dropped privileges vulnerability. This vulnerability could allow an attacker with network access to the vCenter Server to escalate privileges to root by sending a specially crafted packet.

Related CWEs: CWE-250| CWE-273

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-11-20
  • Due Date: 2024-12-11
Additional Notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24968 ; https://nvd.nist.gov/vuln/detail/CVE-2024-38813
VMware | vCenter Server

CVE-2024-38812

VMware vCenter Server Heap-Based Buffer Overflow Vulnerability: VMware vCenter Server contains a heap-based buffer overflow vulnerability in the implementation of the DCERPC protocol. This vulnerability could allow an attacker with network access to the vCenter Server to execute remote code by sending a specially crafted packet.

Related CWE: CWE-122

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-11-20
  • Due Date: 2024-12-11
Additional Notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24968 ; https://nvd.nist.gov/vuln/detail/CVE-2024-38812
Cisco | Adaptive Security Appliance (ASA)

CVE-2014-2120

Cisco Adaptive Security Appliance (ASA) Cross-Site Scripting (XSS) Vulnerability: Cisco Adaptive Security Appliance (ASA) contains a cross-site scripting (XSS) vulnerability in the WebVPN login page. This vulnerability allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter.

Related CWE: CWE-79

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-11-12
  • Due Date: 2024-12-03
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-CVE-2014-2120 ; https://nvd.nist.gov/vuln/detail/CVE-2014-2120
Cisco | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

CVE-2024-20481

Cisco ASA and FTD Denial-of-Service Vulnerability: Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain a missing release of resource after effective lifetime vulnerability that could allow an unauthenticated, remote attacker to cause a denial-of-service (DoS) of the RAVPN service.

Related CWE: CWE-772

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-10-24
  • Due Date: 2024-11-14
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-bf-dos-vDZhLqrW ; https://nvd.nist.gov/vuln/detail/CVE-2024-20481
VMware | ESXi

CVE-2024-37085

VMware ESXi Authentication Bypass Vulnerability: VMware ESXi contains an authentication bypass vulnerability. A malicious actor with sufficient Active Directory (AD) permissions can gain full access to an ESXi host that was previously configured to use AD for user management by re-creating the configured AD group ('ESXi Admins' by default) after it was deleted from AD.

Related CWE: CWE-305

Known To Be Used in Ransomware Campaigns? Known

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-07-30
  • Due Date: 2024-08-20
Additional Notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24505; https://nvd.nist.gov/vuln/detail/CVE-2024-37085
VMware | vCenter Server

CVE-2022-22948

VMware vCenter Server Incorrect Default File Permissions Vulnerability : VMware vCenter Server contains an incorrect default file permissions vulnerability that allows a remote, privileged attacker to gain access to sensitive information.

Related CWE: CWE-276

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-07-17
  • Due Date: 2024-08-07
Additional Notes
https://www.vmware.com/security/advisories/VMSA-2022-0009.html; https://nvd.nist.gov/vuln/detail/CVE-2022-22948
Cisco | NX-OS

CVE-2024-20399

Cisco NX-OS Command Injection Vulnerability: Cisco NX-OS contains a command injection vulnerability in the command line interface (CLI) that could allow an authenticated, local attacker to execute commands as root on the underlying operating system of an affected device.

Related CWE: CWE-78

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-07-02
  • Due Date: 2024-07-23
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-cmd-injection-xD9OhyOP; https://nvd.nist.gov/vuln/detail/CVE-2024-20399
Cisco | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

CVE-2024-20353

Cisco ASA and FTD Denial of Service Vulnerability: Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an infinite loop vulnerability that can lead to remote denial of service condition.

Related CWE: CWE-835

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-04-24
  • Due Date: 2024-05-01
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-websrvs-dos-X8gNucD2; https://nvd.nist.gov/vuln/detail/CVE-2024-20353
Cisco | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

CVE-2024-20359

Cisco ASA and FTD Privilege Escalation Vulnerability: Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain a privilege escalation vulnerability that can allow local privilege escalation from Administrator to root.

Related CWE: CWE-94

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-04-24
  • Due Date: 2024-05-01
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-persist-rce-FLsNXF4h; https://nvd.nist.gov/vuln/detail/CVE-2024-20359
Cisco | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

CVE-2020-3259

Cisco ASA and FTD Information Disclosure Vulnerability: Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an information disclosure vulnerability. An attacker could retrieve memory contents on an affected device, which could lead to the disclosure of confidential information due to a buffer tracking issue when the software parses invalid URLs that are requested from the web services interface. This vulnerability affects only specific AnyConnect and WebVPN configurations.

Related CWE: CWE-200

Known To Be Used in Ransomware Campaigns? Known

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-02-15
  • Due Date: 2024-03-07
Additional Notes
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-info-disclose-9eJtycMB; https://nvd.nist.gov/vuln/detail/CVE-2020-3259
VMware | vCenter Server

CVE-2023-34048

VMware vCenter Server Out-of-Bounds Write Vulnerability: VMware vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol that allows an attacker to conduct remote code execution.

Related CWE: CWE-787

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-01-22
  • Due Date: 2024-02-12
Additional Notes
https://www.vmware.com/security/advisories/VMSA-2023-0023.html; https://nvd.nist.gov/vuln/detail/CVE-2023-34048
Cisco | Cisco IOS XE Web UI

CVE-2023-20273

Cisco IOS XE Web UI Command Injection Vulnerability: Cisco IOS XE contains a command injection vulnerability in the web user interface. When chained with CVE-2023-20198, the attacker can leverage the new local user to elevate privilege to root and write the implant to the file system. Cisco identified CVE-2023-20273 as the vulnerability exploited to deploy the implant. CVE-2021-1435, previously associated with the exploitation events, is no longer believed to be related to this activity.

Related CWE: CWE-78

Known To Be Used in Ransomware Campaigns? Unknown

Action: Verify that instances of Cisco IOS XE Web UI are in compliance with BOD 23-02 and apply mitigations per vendor instructions. For affected products (Cisco IOS XE Web UI exposed to the internet or to untrusted networks), follow vendor instructions to determine if a system may have been compromised and immediately report positive findings to CISA.
  • Date Added: 2023-10-23
  • Due Date: 2023-10-27
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-webui-privesc-j22SaA4z; https://nvd.nist.gov/vuln/detail/CVE-2023-20273
Cisco | IOS XE Web UI

CVE-2023-20198

Cisco IOS XE Web UI Privilege Escalation Vulnerability: Cisco IOS XE Web UI contains a privilege escalation vulnerability in the web user interface that could allow a remote, unauthenticated attacker to create an account with privilege level 15 access. The attacker can then use that account to gain control of the affected device.

Related CWE: CWE-420

Known To Be Used in Ransomware Campaigns? Unknown

Action: Verify that instances of Cisco IOS XE Web UI are in compliance with BOD 23-02 and apply mitigations per vendor instructions. For affected products (Cisco IOS XE Web UI exposed to the internet or to untrusted networks), follow vendor instructions to determine if a system may have been compromised and immediately report positive findings to CISA.
  • Date Added: 2023-10-16
  • Due Date: 2023-10-20
Additional Notes
https://www.cisco.com/c/en/us/support/docs/ios-nx-os-software/ios-xe-dublin-17121/221128-software-fix-availability-for-cisco-ios.html; https://nvd.nist.gov/vuln/detail/CVE-2023-20198
Cisco | IOS and IOS XE

CVE-2023-20109

Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability: Cisco IOS and IOS XE contain an out-of-bounds write vulnerability in the Group Encrypted Transport VPN (GET VPN) feature that could allow an authenticated, remote attacker who has administrative control of either a group member or a key server to execute malicious code or cause a device to crash.

Related CWE: CWE-787

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2023-10-10
  • Due Date: 2023-10-31
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-getvpn-rce-g8qR68sx; https://nvd.nist.gov/vuln/detail/CVE-2023-20109
Cisco | Adaptive Security Appliance and Firepower Threat Defense

CVE-2023-20269

Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability: Cisco Adaptive Security Appliance and Firepower Threat Defense contain an unauthorized access vulnerability that could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or establish a clientless SSL VPN session with an unauthorized user.

Related CWE: CWE-288

Known To Be Used in Ransomware Campaigns? Known

Action: Apply mitigations per vendor instructions for group-lock and vpn-simultaneous-logins or discontinue use of the product for unsupported devices.
  • Date Added: 2023-09-13
  • Due Date: 2023-10-04
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ravpn-auth-8LyfCkeC; https://nvd.nist.gov/vuln/detail/CVE-2023-20269

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