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
JSON
JSON Schema (updated 06-25-2024)
Print View
License

Showing 21 - 40 of 50
Filters:
Synacor | Zimbra Collaboration Suite (ZCS)

CVE-2022-27925

Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability: Synacor Zimbra Collaboration Suite (ZCS) contains flaw in the mboximport functionality, allowing an authenticated attacker to upload arbitrary files to perform remote code execution. This vulnerability was chained with CVE-2022-37042 which allows for unauthenticated remote code execution.

Related CWE: CWE-22

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-08-11
  • Due Date: 2022-09-01
Additional Notes
https://blog.zimbra.com/2022/08/authentication-bypass-in-mailboximportservlet-vulnerability/; https://nvd.nist.gov/vuln/detail/CVE-2022-27925
Synacor | Zimbra Collaboration Suite (ZCS)

CVE-2022-37042

Synacor Zimbra Collaboration Suite (ZCS) Authentication Bypass Vulnerability: Synacor Zimbra Collaboration Suite (ZCS) contains an authentication bypass vulnerability in MailboxImportServlet. This vulnerability was chained with CVE-2022-27925 which allows for unauthenticated remote code execution.

Related CWE: CWE-23

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-08-11
  • Due Date: 2022-09-01
Additional Notes
https://blog.zimbra.com/2022/08/authentication-bypass-in-mailboximportservlet-vulnerability/; https://nvd.nist.gov/vuln/detail/CVE-2022-37042
Synacor | Zimbra Collaboration Suite (ZCS)

CVE-2022-27924

Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability: Synacor Zimbra Collaboration Suite (ZCS) allows an attacker to inject memcache commands into a targeted instance which causes an overwrite of arbitrary cached entries.

Related CWE: CWE-93

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-08-04
  • Due Date: 2022-08-25
Additional Notes
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24.1#Security_Fixes; https://nvd.nist.gov/vuln/detail/CVE-2022-27924
Synacor | Zimbra Collaboration Suite (ZCS)

CVE-2018-6882

Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability: Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that might allow remote attackers to inject arbitrary web script or HTML.

Related CWE: CWE-79

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-04-19
  • Due Date: 2022-05-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-6882
Apache | Kylin

CVE-2020-1956

Apache Kylin OS Command Injection Vulnerability: Apache Kylin contains an OS command injection vulnerability which could permit an attacker to perform remote code execution.

Related CWE: CWE-78

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-25
  • Due Date: 2022-04-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-1956
Apache | Struts

CVE-2013-2251

Apache Struts Improper Input Validation Vulnerability: Apache Struts allows remote attackers to execute arbitrary Object-Graph Navigation Language (OGNL) expressions.

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-25
  • Due Date: 2022-04-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2013-2251
Apache | Tomcat

CVE-2017-12615

Apache Tomcat on Windows Remote Code Execution Vulnerability: When running Apache Tomcat on Windows with HTTP PUTs enabled, it is possible to upload a JSP file to the server via a specially crafted request. This JSP could then be requested and any code it contained would be executed by the server.

Related CWE: CWE-434

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-25
  • Due Date: 2022-04-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2017-12615
Apache | Tomcat

CVE-2017-12617

Apache Tomcat Remote Code Execution Vulnerability: When running Apache Tomcat, it is possible to upload a JSP file to the server via a specially crafted request. This JSP could then be requested and any code it contained would be executed by the server.

Related CWE: CWE-434

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-25
  • Due Date: 2022-04-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2017-12617
Apache | Tomcat

CVE-2020-1938

Apache Tomcat Improper Privilege Management Vulnerability: Apache Tomcat treats Apache JServ Protocol (AJP) connections as having higher trust than, for example, a similar HTTP connection. If such connections are available to an attacker, they can be exploited.

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-03
  • Due Date: 2022-03-17
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-1938
Synacor | Zimbra Collaborate Suite (ZCS)

CVE-2022-24682

Synacor Zimbra Collaborate Suite (ZCS) Cross-Site Scripting Vulnerability: Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting (XSS) vulnerability in the Calendar feature that allows an attacker to execute arbitrary code.

Related CWEs: CWE-79| CWE-116

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-02-25
  • Due Date: 2022-03-11
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2022-24682
Apache | ActiveMQ

CVE-2016-3088

Apache ActiveMQ Improper Input Validation Vulnerability: The Fileserver web application in Apache ActiveMQ allows remote attackers to upload and execute arbitrary files via an HTTP PUT followed by an HTTP MOVE request

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-02-10
  • Due Date: 2022-08-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2016-3088
Apache | Struts 1

CVE-2017-9791

Apache Struts 1 Improper Input Validation Vulnerability: The Struts 1 plugin in Apache Struts might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage.

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-02-10
  • Due Date: 2022-08-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2017-9791
Apache | Struts 2

CVE-2012-0391

Apache Struts 2 Improper Input Validation Vulnerability: The ExceptionDelegator component in Apache Struts 2 before 2.2.3.1 contains an improper input validation vulnerability that allows for remote code execution.

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-21
  • Due Date: 2022-07-21
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2012-0391
Apache | Struts 1

CVE-2006-1547

Apache Struts 1 ActionForm Denial-of-Service Vulnerability: ActionForm in Apache Struts versions before 1.2.9 with BeanUtils 1.7 contains a vulnerability that allows for denial-of-service (DoS).

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-21
  • Due Date: 2022-07-21
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2006-1547
Apache | Airflow's Experimental API

CVE-2020-13927

Apache Airflow's Experimental API Authentication Bypass: The previous default setting for Airflow's Experimental API was to allow all API requests without authentication.

Related CWEs: CWE-1188| CWE-306

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-18
  • Due Date: 2022-07-18
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-13927
Apache | Airflow

CVE-2020-11978

Apache Airflow Command Injection: A remote code/command injection vulnerability was discovered in one of the example DAGs shipped with Airflow.

Related CWE: CWE-78

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-18
  • Due Date: 2022-07-18
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-11978
Synacor | Zimbra Collaboration Suite (ZCS)

CVE-2019-9670

Synacor Zimbra Collaboration Suite (ZCS) Improper Restriction of XML External Entity Reference: Synacor Zimbra Collaboration Suite (ZCS) contains an improper restriction of XML external entity (XXE) vulnerability in the mailboxd component.

Related CWE: CWE-611

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-10
  • Due Date: 2022-07-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2019-9670
Apache | Log4j2

CVE-2021-44228

Apache Log4j2 Remote Code Execution Vulnerability: Apache Log4j2 contains a vulnerability where JNDI features do not protect against attacker-controlled JNDI-related endpoints, allowing for remote code execution.

Related CWEs: CWE-20| CWE-400| CWE-502

Known To Be Used in Ransomware Campaigns? Known

Action: For all affected software assets for which updates exist, the only acceptable remediation actions are: 1) Apply updates; OR 2) remove affected assets from agency networks. Temporary mitigations using one of the measures provided at https://www.cisa.gov/uscert/ed-22-02-apache-log4j-recommended-mitigation-measures are only acceptable until updates are available.
  • Date Added: 2021-12-10
  • Due Date: 2021-12-24
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-44228
Apache | Solr

CVE-2019-0193

Apache Solr DataImportHandler Code Injection Vulnerability: The optional Apache Solr module DataImportHandler contains a code injection vulnerability.

Related CWE: CWE-94

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-12-10
  • Due Date: 2022-06-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2019-0193

Subscribe to the KEV Catalog Updates

Stay up to date on the latest known exploited vulnerabilities.

Subscribe Now