CISA Known Exploited Vulnerabilities Catalog
6.5
CVE-2020-8195 - Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability -
Action Due May 03, 2022 Target Vendor : Citrix
Description : Citrix ADC, Citrix Gateway, and multiple Citrix SD-WAN WANOP appliance models contain an information disclosure vulnerability.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-8195
6.5
CVE-2020-8193 - Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerability -
Action Due May 03, 2022 Target Vendor : Citrix
Description : Citrix ADC, Citrix Gateway, and multiple Citrix SD-WAN WANOP appliance models contain an authorization bypass vulnerability that may allow unauthenticated access to certain URL endpoints. The attacker must have access to the NetScaler IP (NSIP) in order to perform exploitation.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-8193
7.5
CVE-2019-13608 - Citrix StoreFront Server XML External Entity (XXE) Processing Vulnerability -
Action Due May 03, 2022 Target Vendor : Citrix
Description : Citrix StoreFront Server contains an XML External Entity (XXE) processing vulnerability that may allow an unauthenticated attacker to retrieve potentially sensitive information.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-13608
7.5
CVE-2018-0296 - Cisco Adaptive Security Appliance (ASA) Denial-of-Service Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2018-0296
7.5
CVE-2019-1653 - Cisco Small Business RV320 and RV325 Routers Information Disclosure Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-1653
9.8
CVE-2020-3161 - Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-3161
8.6
CVE-2020-3566 - Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-3566
9.8
CVE-2018-0171 - Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2018-0171
9.8
CVE-2021-1498 - Cisco HyperFlex HX Data Platform Command Injection Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-1498
9.8
CVE-2021-1497 - Cisco HyperFlex HX Installer Virtual Machine Command Injection Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-1497
6.1
CVE-2020-3580 - Cisco ASA and FTD Cross-Site Scripting (XSS) Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-3580
7.5
CVE-2020-3452 - Cisco ASA and FTD Read-Only Path Traversal Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description : 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.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2020-3452
9.8
CVE-2021-42258 - BQE BillQuick Web Suite SQL Injection Vulnerability -
Action Due Nov 17, 2021 Target Vendor : BQE
Description : BQE BillQuick Web Suite contains an SQL injection vulnerability when accessing the username parameter that may allow for unauthenticated, remote code execution.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-42258
9.8
CVE-2019-3396 - Atlassian Confluence Server and Data Center Server-Side Template Injection Vulnerability -
Action Due May 03, 2022 Target Vendor : Atlassian
Description : Atlassian Confluence Server and Data Center contain a server-side template injection vulnerability that may allow an attacker to achieve path traversal and remote code execution.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-3396
9.8
CVE-2019-11580 - Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Atlassian
Description : Atlassian Crowd and Crowd Data Center contain a remote code execution vulnerability resulting from a pdkinstall development plugin being incorrectly enabled in release builds.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2019-11580
9.8
CVE-2021-26084 - Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Atlassian
Description : Atlassian Confluence Server and Data Server contain an Object-Graph Navigation Language (OGNL) injection vulnerability that may allow an unauthenticated attacker to execute code.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-26084
8.8
CVE-2021-28663 - Arm Mali Graphics Processing Unit (GPU) Use-After-Free Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Arm
Description : Arm Mali Graphics Processing Unit (GPU) kernel driver contains a use-after-free vulnerability that may allow a non-privileged user to make improper operations on GPU memory to gain root privilege, and/or disclose information.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-28663
8.8
CVE-2021-28664 - Arm Mali Graphics Processing Unit (GPU) Unspecified Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Arm
Description : Arm Mali Graphics Processing Unit (GPU) kernel driver contains an unspecified vulnerability that may allow a non-privileged user to gain write access to read-only memory, gain root privilege, corrupt memory, and modify the memory of other processes.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-28664
5.5
CVE-2021-27562 - Arm Trusted Firmware Out-of-Bounds Write Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Arm
Description : Arm Trusted Firmware contains an out-of-bounds write vulnerability allowing the non-secure (NS) world to trigger a system halt, overwrite secure data, or print out secure data when calling secure functions under the non-secure processing environment (NSPE) handler mode. This vulnerability affects Yealink Device Management servers.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-27562
9.8
CVE-2021-20090 - Arcadyan Buffalo Firmware Path Traversal Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Arcadyan
Description : Arcadyan Buffalo firmware contains a path traversal vulnerability that could allow unauthenticated, remote attackers to bypass authentication and access sensitive information. This vulnerability affects multiple routers across several different vendors.
Action : Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes : https://nvd.nist.gov/vuln/detail/CVE-2021-20090