CVE-2019-3397

Severity: critical (CVSS 9.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-06-03 · updated 2026-06-17
Weakness: CWE-22

Description

Atlassian Bitbucket Data Center licensed instances starting with version 5.13.0 before 5.13.6 (the fixed version for 5.13.x), from 5.14.0 before 5.14.4 (fixed version for 5.14.x), from 5.15.0 before 5.15.3 (fixed version for 5.15.x), from 5.16.0 before 5.16.3 (fixed version for 5.16.x), from 6.0.0 before 6.0.3 (fixed version for 6.0.x), and from 6.1.0 before 6.1.2 (the fixed version for 6.1.x) allow remote attackers who have admin permissions to achieve remote code execution on a Bitbucket server instance via path traversal through the Data Center migration tool.

Affected products

Atlassian Bitbucket Server: from 5.13.0 before 5.13.6; from 5.14.0 before 5.14.4; from 5.15.0 before 5.15.3; from 5.16.0 before 5.16.3; from 6.0.0 before 6.0.3; from 6.1.0 before 6.1.2 — fixed in 5.13.6, 5.14.4, 5.15.3, 5.16.3, 6.0.3, 6.1.2

How to fix

Upgrade to a fixed version: Atlassian Bitbucket Server 5.13.6, 5.14.4, 5.15.3, 5.16.3. Check the vendor advisory for mitigations.

References

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