Home/CVE/The commit diff rest endpoint in Bitbucket Server and Data Center before 5.16.10 (the fixed version for 5.16.x ), from 6
CVE

CVE-2019-15000

The commit diff rest endpoint in Bitbucket Server and Data Center before 5.16.10 (the fixed version for 5.16.x ), from 6

The commit diff rest endpoint in Bitbucket Server and Data Center before 5.16.10 (the fixed version for 5.16.x ), from 6.0.0 before 6.0.10 (the fixed version for 6.0.x), from 6.1.0 before 6.1.8 (the fixed version for 6.1.x), from 6.2.0 before 6.2.6 (the fixed version for 6.2.x), from 6.3.0 before 6.3.5 (the fixed version for 6.3.x), from 6.4.0 before 6.4.3 (the fixed version for 6.4.x), and from 6.5.0 before 6.5.2 (the fixed version for 6.5.x) allows remote attackers who have permission to access a repository, if public access is enabled for a project or repository then attackers are able to exploit this issue anonymously, to read the contents of arbitrary files on the system and execute commands via injecting additional arguments into git commands.

CRITICAL · CVSS 9.8 EPSS 0.11046
Act now
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

7
atlassian bitbucket>= 5.16.0 and < 5.16.10
atlassian bitbucket>= 6.0.0 and < 6.0.10
atlassian bitbucket>= 6.1.0 and < 6.1.8
atlassian bitbucket>= 6.2.0 and < 6.2.6
atlassian bitbucket>= 6.3.0 and < 6.3.5
atlassian bitbucket>= 6.4.0 and < 6.4.3
atlassian bitbucket>= 6.5.0 and < 6.5.2
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Bitbucket-Server-Data-Center-Argument-Injection.htmlpacketstormsecurity.com
◈

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

9.8
CRITICAL · CVSS v3.1 · 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 NVD19 Sep 2019 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

2
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-11947Vendor Advisory
https://seclists.org/bugtraq/2019/Sep/43
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