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CVE

CVE-2019-3397

Atlassian Bitbucket Data Center licensed instances starting with version 5.13.0 before 5.13.6 (the fixed version for 5.1

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.

CRITICAL · CVSS 9.1 EPSS 0.05147
Schedule remediation
  • EPSS percentile: top 10% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

6
atlassian bitbucket>= 5.13.0 and < 5.13.6
atlassian bitbucket>= 5.14.0 and < 5.14.4
atlassian bitbucket>= 5.15.0 and < 5.15.3
atlassian bitbucket>= 5.16.0 and < 5.16.3
atlassian bitbucket>= 6.0.0 and < 6.0.3
atlassian bitbucket>= 6.1.0 and < 6.1.2
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalBitbucket Unauthorized Full Data Export Triggered
productcriticalBitbucket Unauthorized Access To A Resource
producthighBitbucket Full Data Export Triggered
producthighBitbucket Secret Scanning Exempt Repository Added
productmediumBitbucket User Login Failure
productmediumBitbucket User Details Export Attempt Detected
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.0 · security@atlassian.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Jun 2019 · 02:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jira.atlassian.com/browse/BSERV-11706MitigationVendor Advisory
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