CVE-2019-7857: Magento/community edition Magento Cross-Site Request Forgery (CSRF) Vulnerability

MODERATE
Advisory Identifier: GHSA-f6ww-vqw2-xp3v
Share
CVSS 4.3
CWE-352
Published
Advisory Summary

CVE-2019-7857 is a MODERATE (CVSS 4.3) magento cross-site request forgery (csrf) vulnerability (CWE-352: Cross-Site Request Forgery (CSRF)) affecting Magento/community edition libraries in the Packagist ecosystem. The issue involves magento cross-site request forgery (csrf). Remediation is available by upgrading affected packages to version 2.2.9, 2.1.18, 2.3.2.

CVE-2019-7857 at a Glance

CVE Identifier CVE-2019-7857
GHSA Identifier GHSA-f6ww-vqw2-xp3v
Severity MODERATE
CVSS v3.1 Base Score 4.3
CWE Classification CWE-352: Cross-Site Request Forgery (CSRF)
Affected Product Magento/community edition
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 4.3

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

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

How to Fix CVE-2019-7857

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

magento/community-edition fixed: 2.2.9 
Upgrade magento/community-edition to 2.2.9
magento/community-edition fixed: 2.1.18 
Upgrade magento/community-edition to 2.1.18
magento/community-edition fixed: 2.3.2 
Upgrade magento/community-edition to 2.3.2
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 magento/community-edition

How to Check if You Are Affected

To determine whether your application is affected by CVE-2019-7857, inspect your project dependencies for Magento/community edition:

inspect dependencies for magento/community-edition

Analyze the terminal output to locate any version of Magento/community edition in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.2.9), 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-352: Cross-Site Request Forgery (CSRF), where the web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor. In Magento/community edition, 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

A cross-site request forgery vulnerability in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 can cause unwanted items to be added to a shopper's cart due to an insufficiently robust anti-CSRF token implementation.

CVE-2019-7857 Affected Magento/community edition Versions

3 component(s)
Fixed Versions:
2.2.92.1.182.3.2
Product / Package Ecosystem Affected Versions Fixed Version
magento/community-edition
 Packagist
≥ 2.2.0
< 2.2.9
2.2.9
magento/community-edition
 Packagist
≥ 2.1.0
< 2.1.18
2.1.18
magento/community-edition
 Packagist
≥ 2.3.0
< 2.3.2
2.3.2

References

NVD — CVE-2019-7857 NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-7857
Magento/community edition Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7857.yaml
Magento/community edition Source Repository REPOSITORY
https://github.com/magento/magento2
Magento/community edition Security Information SECURITY
https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-33

Frequently Asked Questions

What is CVE-2019-7857?
CVE-2019-7857 is a security vulnerability in Magento/community edition involving Magento Cross-Site Request Forgery (CSRF) under CWE-352: Cross-Site Request Forgery (CSRF).
Which Magento/community edition versions are affected?
Affected versions include releases prior to 2.2.9, 2.1.18, 2.3.2 across affected packages: magento/community-edition.
What version fixes CVE-2019-7857?
Upgrading to 2.2.9, 2.1.18, 2.3.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is magento/community-edition affected?
Yes, magento/community-edition is affected in releases prior to 2.2.9, 2.1.18, 2.3.2. Upgrade your dependency to 2.2.9, 2.1.18, 2.3.2 or later.
What is the CVSS score of CVE-2019-7857?
CVE-2019-7857 has a CVSS v3.1 base score of 4.3 (MODERATE) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
What CWE is associated with CVE-2019-7857?
CVE-2019-7857 is classified under CWE-352: Cross-Site Request Forgery (CSRF) (The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.).
How can I check Packagist dependencies for CVE-2019-7857?
Run the dependency tree command: 'inspect dependencies for magento/community-edition'. 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-f6ww-vqw2-xp3v",
  "modified" : "2024-02-12T11:47:23Z",
  "published" : "2022-05-24T16:52:23Z",
  "aliases" : [ "CVE-2019-7857" ],
  "summary" : "Magento Cross-Site Request Forgery (CSRF)",
  "details" : "A cross-site request forgery vulnerability in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 can cause unwanted items to be added to a shopper's cart due to an insufficiently robust anti-CSRF token implementation.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.2.0"
      }, {
        "fixed" : "2.2.9"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.1.0"
      }, {
        "fixed" : "2.1.18"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.3.0"
      }, {
        "fixed" : "2.3.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2019-7857"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7857.yaml"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/magento/magento2"
  }, {
    "type" : "WEB",
    "url" : "https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-33"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-352" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-01-10T16:34:18Z",
    "nvd_published_at" : "2019-08-02T22:15:00Z"
  }
}