Vulnerability in Atlassian Confluence Server
CVE-2019-3396
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…
EPSS: 0.945 (100.0th percentile) — read the EPSS interpretation.
Affected products
- Atlassian Confluence Server — versions unspecified, 6.7.0, unspecified
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- jira.atlassian.com/browse/CONFSERVER-57974 (x_refsource_MISC)
- packetstormsecurity.com/files/152568/Atlassian-Confluence-Widget-Connector-Macr… (x_refsource_MISC)
- www.rapid7.com/db/modules/exploit/multi/http/confluence_widget_connector (x_refsource_MISC)
- 46731 (exploit, x_refsource_EXPLOIT-DB)
- packetstormsecurity.com/files/161065/Atlassian-Confluence-6.12.1-Template-Injec… (x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-3396?
- CVE-2019-3396 is a vulnerability in Atlassian Confluence Server. Published 2019-03-25.
- Is CVE-2019-3396 known to be exploited?
- Yes. CVE-2019-3396 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 118 public proof-of-concept repositories are indexed.