Vulnerability · Published Mar 8, 2022 · Assigned by atlassian

CVE-2021-43944

High 7.2

In plain English

A high-severity code injection in Jira Data Center from Atlassian. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 83% of all known vulnerabilities).

Severity (CVSS 3.1)7.2High
Exploit odds (30 days)2.3%top 16.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Atlassian Jira Server unspecified – before 8.13.158.14.0 – before unspecifiedunspecified – before 8.20.3
Atlassian Jira Data Center unspecified – before 8.13.158.14.0 – before unspecifiedunspecified – before 8.20.3

Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References