CVE-2019-9185: Bolt/bolt Bolt Unrestricted Upload Of File Vulnerability

HIGH
Advisory Identifier: GHSA-gmg5-f2gm-p3h7
CVSS 8.8
CWE-434
Published
Advisory Summary

CVE-2019-9185 is a HIGH (CVSS 8.8) bolt unrestricted upload of file vulnerability (CWE-434: Unrestricted Upload of File with Dangerous Type) affecting Bolt/bolt libraries in the Packagist ecosystem. The issue involves bolt unrestricted upload of file with dangerous type. Remediation is available by upgrading affected packages to version 3.6.5.

CVE-2019-9185 at a Glance

CVE Identifier CVE-2019-9185
GHSA Identifier GHSA-gmg5-f2gm-p3h7
Severity HIGH
CVSS v3.1 Base Score 8.8
CWE Classification CWE-434: Unrestricted Upload of File with Dangerous Type
Affected Product Bolt/bolt
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 8.8

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2019-9185

To remediate this vulnerability, upgrade all affected Bolt/bolt dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

bolt/bolt fixed: 3.6.5
Upgrade bolt/bolt to 3.6.5
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release:

inspect dependencies for bolt/bolt

How to Check if You Are Affected

To determine whether your application is affected by CVE-2019-9185, inspect your project dependencies for Bolt/bolt:

inspect dependencies for bolt/bolt

Analyze the terminal output to locate any version of Bolt/bolt in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.6.5), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-434: Unrestricted Upload of File with Dangerous Type, where the product allows the upload or transfer of dangerous file types that are automatically processed within its environment. In Bolt/bolt, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

`Controller/Async/FilesystemManager.php` in the filemanager in Bolt before 3.6.5 allows remote attackers to execute arbitrary PHP code by renaming a previously uploaded file to have a `.php` extension.

CVE-2019-9185 Affected Bolt/bolt Versions

1 component(s)
Fixed Versions:
3.6.5
Product / Package Ecosystem Affected Versions Fixed Version
bolt/bolt
Packagist
< 3.6.5
3.6.5

References

Frequently Asked Questions

What is CVE-2019-9185?
CVE-2019-9185 is a security vulnerability in Bolt/bolt involving Bolt Unrestricted Upload of File with Dangerous Type under CWE-434: Unrestricted Upload of File with Dangerous Type.
Which Bolt/bolt versions are affected?
Affected versions include releases prior to 3.6.5 across affected packages: bolt/bolt.
What version fixes CVE-2019-9185?
Upgrading to 3.6.5 (or the latest patched release for your respective branch) resolves the vulnerability.
Is bolt/bolt affected?
Yes, bolt/bolt is affected in releases prior to 3.6.5. Upgrade your dependency to 3.6.5 or later.
What is the CVSS score of CVE-2019-9185?
CVE-2019-9185 has a CVSS v3.1 base score of 8.8 (HIGH) with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2019-9185?
CVE-2019-9185 is classified under CWE-434: Unrestricted Upload of File with Dangerous Type (The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.).
How can I check Packagist dependencies for CVE-2019-9185?
Run the dependency tree command: 'inspect dependencies for bolt/bolt'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-gmg5-f2gm-p3h7",
  "modified" : "2024-04-23T23:15:54Z",
  "published" : "2022-05-13T01:12:17Z",
  "aliases" : [ "CVE-2019-9185" ],
  "summary" : "Bolt Unrestricted Upload of File with Dangerous Type",
  "details" : "`Controller/Async/FilesystemManager.php` in the filemanager in Bolt before 3.6.5 allows remote attackers to execute arbitrary PHP code by renaming a previously uploaded file to have a `.php` extension.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "bolt/bolt"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.6.5"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2019-9185"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/bolt/bolt/pull/7745"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/bolt/bolt"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/bolt/bolt/blob/v3.6.5/changelog.md"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/bolt/bolt/releases/tag/v3.6.5"
  }, {
    "type" : "WEB",
    "url" : "https://www.hacksecproject.com/?p=293"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-434" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-23T23:15:54Z",
    "nvd_published_at" : "2019-03-07T23:29:00Z"
  }
}