High severity · published Mar 8, 2022
CVE-2021-43944
This issue exists to document that a security improvement in the way that Jira Server and Data Center use templates has been implemented
7.2
CVSS
2.3%
EPSS
No
On KEV
Description
This issue exists to document that a security improvement in the way that Jira Server and Data Center use templates has been implemented. Affected versions of Atlassian Jira Server and Data Center allowed remote attackers with system administrator permissions to execute arbitrary code via Template Injection leading to Remote Code Execution (RCE) in the Email Templates feature. The affected versions are before version 8.13.15, and from version 8.14.0 before 8.20.3.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JI
Jira · Atlassian
before 8.13.15; 8.14.0 before 8.20.3 · source: NVD
JD
Jira Data Center · Atlassian
before 8.13.15; 8.14.0 before 8.20.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43944
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43944
Issue Tracking
https://jira.atlassian.com/browse/JRASERVER-73072
More from Jira
9.8
CVE-2019-11581
Atlassian Jira Server and Data Center Server-Side Template Injection Vulnerability
5.3
CVE-2021-26086
Atlassian Jira Server and Data Center Path Traversal Vulnerability
9.8
CVE-2022-26136
A vulnerability in multiple Atlassian products allows a remote, unauthenticated attacker to bypass Servlet Filters used by first and third party apps
9.8
CVE-2022-0540
A vulnerability in Jira Seraph allows a remote, unauthenticated attacker to bypass authentication by sending a specially crafted HTTP request
9.8
CVE-2020-14172
This issue exists to document that a security improvement in the way that Jira Server and Data Center use velocity templates has been implemented