The Widget Connector macro in Atlassian Confluence Server before version 6.6.12 (the fixed version for 6.6.x), from version 6.7.0 before 6.12.3 (the fixed version for 6.12.x), from version 6.13.0 before 6.13.3 (the fixed version for 6.13.x), and from version 6.14.0 before 6.14.2 (the fixed version for 6.14.x), allows remote attackers to achieve path traversal and remote code execution on a Confluence Server or Data Center instance via server-side template injection.
Published 2019-03-25 19:29:02
Updated 2021-12-13 16:05:55
Source Atlassian
View at NVD,   CVE.org
Vulnerability category: Directory traversalExecute code

CVE-2019-3396 is in the CISA Known Exploited Vulnerabilities Catalog

This issue is known to have been leveraged as part of a ransomware campaign.
CISA vulnerability name:
Atlassian Confluence Server and Data Center Server-Side Template Injection Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA 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.
Added on 2021-11-03 Action due date 2022-05-03

Exploit prediction scoring system (EPSS) score for CVE-2019-3396

97.46%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2019-3396

  • Atlassian Confluence Widget Connector Macro Velocity Template Injection
    Disclosure Date: 2019-03-25
    First seen: 2020-04-26
    exploit/multi/http/confluence_widget_connector
    Widget Connector Macro is part of Atlassian Confluence Server and Data Center that allows embed online videos, slideshows, photostreams and more directly into page. A _template parameter can be used to inject remote Java code into a Velocity template, and gai

CVSS scores for CVE-2019-3396

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
10.0
HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
NIST
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
NIST

CWE ids for CVE-2019-3396

  • The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-3396

Products affected by CVE-2019-3396

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