CVE-2017-18357: Shopware/shopware Shopware XXE Vulnerability Vulnerability

MODERATE
Advisory Identifier: GHSA-6m27-7cqj-2mxw
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CVSS 6.5
CWE-610
Published
Advisory Summary

CVE-2017-18357 is a MODERATE (CVSS 6.5) shopware xxe vulnerability vulnerability (CWE-610: Externally Controlled Reference to a Resource in Another Sphere) affecting Shopware/shopware libraries in the Packagist ecosystem. The issue involves shopware xxe vulnerability. Remediation is available by upgrading affected packages to version 5.3.4.

CVE-2017-18357 at a Glance

CVE Identifier CVE-2017-18357
GHSA Identifier GHSA-6m27-7cqj-2mxw
Severity MODERATE
CVSS v3.1 Base Score 6.5
CWE Classification CWE-610: Externally Controlled Reference to a Resource in Another Sphere
Affected Product Shopware/shopware
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.5

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:N/A:N).

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 None (I:N)
Availability None (A:N)

How to Fix CVE-2017-18357

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

shopware/shopware fixed: 5.3.4 
Upgrade shopware/shopware to 5.3.4
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 shopware/shopware

How to Check if You Are Affected

To determine whether your application is affected by CVE-2017-18357, inspect your project dependencies for Shopware/shopware:

inspect dependencies for shopware/shopware

Analyze the terminal output to locate any version of Shopware/shopware in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.3.4), 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-610: Externally Controlled Reference to a Resource in Another Sphere, where the product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere. In Shopware/shopware, 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

Shopware before 5.3.4 has a PHP Object Instantiation issue via the sort parameter to the loadPreviewAction() method of the Shopware_Controllers_Backend_ProductStream controller, with resultant XXE via instantiation of a SimpleXMLElement object.

CVE-2017-18357 Affected Shopware/shopware Versions

1 component(s)
Fixed Versions:
5.3.4
Product / Package Ecosystem Affected Versions Fixed Version
shopware/shopware
 Packagist
< 5.3.4
5.3.4

References

NVD — CVE-2017-18357 NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-18357
blog.ripstech.com/2017/shopware-php-o... WEB
https://blog.ripstech.com/2017/shopware-php-object-instantiation-to-blind-xxe
demo.ripstech.com/projects/shopware_5... WEB
https://demo.ripstech.com/projects/shopware_5.3.3
Shopware/shopware Security Information SECURITY
http://packetstormsecurity.com/files/152995/Shopware-createInstanceFromNamedArguments-PHP-Object-Instantiation.html

Frequently Asked Questions

What is CVE-2017-18357?
CVE-2017-18357 is a security vulnerability in Shopware/shopware involving Shopware XXE Vulnerability under CWE-610: Externally Controlled Reference to a Resource in Another Sphere.
Which Shopware/shopware versions are affected?
Affected versions include releases prior to 5.3.4 across affected packages: shopware/shopware.
What version fixes CVE-2017-18357?
Upgrading to 5.3.4 (or the latest patched release for your respective branch) resolves the vulnerability.
Is shopware/shopware affected?
Yes, shopware/shopware is affected in releases prior to 5.3.4. Upgrade your dependency to 5.3.4 or later.
What is the CVSS score of CVE-2017-18357?
CVE-2017-18357 has a CVSS v3.1 base score of 6.5 (MODERATE) with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
What CWE is associated with CVE-2017-18357?
CVE-2017-18357 is classified under CWE-610: Externally Controlled Reference to a Resource in Another Sphere (The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.).
How can I check Packagist dependencies for CVE-2017-18357?
Run the dependency tree command: 'inspect dependencies for shopware/shopware'. 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
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-6m27-7cqj-2mxw",
  "modified" : "2023-07-26T21:43:32Z",
  "published" : "2022-05-14T01:00:48Z",
  "aliases" : [ "CVE-2017-18357" ],
  "summary" : "Shopware XXE Vulnerability",
  "details" : "Shopware before 5.3.4 has a PHP Object Instantiation issue via the sort parameter to the loadPreviewAction() method of the Shopware_Controllers_Backend_ProductStream controller, with resultant XXE via instantiation of a SimpleXMLElement object.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "shopware/shopware"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "5.3.4"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-18357"
  }, {
    "type" : "WEB",
    "url" : "https://blog.ripstech.com/2017/shopware-php-object-instantiation-to-blind-xxe"
  }, {
    "type" : "WEB",
    "url" : "https://demo.ripstech.com/projects/shopware_5.3.3"
  }, {
    "type" : "WEB",
    "url" : "http://packetstormsecurity.com/files/152995/Shopware-createInstanceFromNamedArguments-PHP-Object-Instantiation.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-610" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-07-26T21:43:32Z",
    "nvd_published_at" : "2019-01-15T16:29:00Z"
  }
}