Home/CVE/The git repository tag rest resource in Atlassian Bitbucket Server from version 3.7.0 before 4.14.11 (the fixed version
CVE

CVE-2017-18037

The git repository tag rest resource in Atlassian Bitbucket Server from version 3.7.0 before 4.14.11 (the fixed version

The git repository tag rest resource in Atlassian Bitbucket Server from version 3.7.0 before 4.14.11 (the fixed version for 4.14.x), from version 5.0.0 before 5.0.9 (the fixed version for 5.0.x), from version 5.1.0 before 5.1.8 (the fixed version for 5.1.x), from version 5.2.0 before 5.2.6 (the fixed version for 5.2.x), from version 5.3.0 before 5.3.4 (the fixed version for 5.3.x), from version 5.4.0 before 5.4.2 (the fixed version for 5.4.x), from version 5.5.0 before 5.5.1 (the fixed version for 5.5.x) and before 5.6.0 allows remote attackers to read arbitrary files via a path traversal vulnerability through the name of a git tag.

MEDIUM · CVSS 6.5 EPSS 0.00289
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules8 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

7
atlassian bitbucket>= 3.7.0 and < 4.14.11
atlassian bitbucket>= 5.0.0 and < 5.0.9
atlassian bitbucket>= 5.1.0 and < 5.1.8
atlassian bitbucket>= 5.2.0 and < 5.2.6
atlassian bitbucket>= 5.3.0 and < 5.3.4
atlassian bitbucket>= 5.4.0 and < 5.4.2
atlassian bitbucketall versions
◈

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

6.5
MEDIUM · 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 NVD02 Feb 2018 · 02:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
🔗

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-10595Vendor Advisory
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