CVE-2017-13761: Fastly/magento2 Fastly Magento2 Sensitive Information Disclosure Vulnerability

MODERATE
Advisory Identifier: GHSA-vpq9-c67q-23fq
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CVSS 6.5
CWE-200
Published
Advisory Summary

CVE-2017-13761 is a MODERATE (CVSS 6.5) fastly magento2 sensitive information disclosure vulnerability (CWE-200: Exposure of Sensitive Information to an Unauthorized Actor) affecting Fastly/magento2 libraries in the Packagist ecosystem. The issue involves fastly magento2 sensitive information disclosure. Remediation is available by upgrading affected packages to version 1.2.26.

CVE-2017-13761 at a Glance

CVE Identifier CVE-2017-13761
GHSA Identifier GHSA-vpq9-c67q-23fq
Severity MODERATE
CVSS v3.1 Base Score 6.5
CWE Classification CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
Affected Product Fastly/magento2
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-2017-13761

To remediate this vulnerability, upgrade all affected Fastly/magento2 dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

fastly/magento2 fixed: 1.2.26 
Upgrade fastly/magento2 to 1.2.26
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 fastly/magento2

How to Check if You Are Affected

To determine whether your application is affected by CVE-2017-13761, inspect your project dependencies for Fastly/magento2:

inspect dependencies for fastly/magento2

Analyze the terminal output to locate any version of Fastly/magento2 in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.2.26), 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-200: Exposure of Sensitive Information to an Unauthorized Actor, where the product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. In Fastly/magento2, 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

The Fastly CDN module before 1.2.26 for Magento2, when used with a third-party authentication plugin, might allow remote authenticated users to obtain sensitive information from authenticated sessions via vectors involving caching of redirect responses.

CVE-2017-13761 Affected Fastly/magento2 Versions

1 component(s)
Fixed Versions:
1.2.26
Product / Package Ecosystem Affected Versions Fixed Version
fastly/magento2
 Packagist
< 1.2.26
1.2.26

References

Fastly/magento2 Security Information SECURITY
https://www.fastly.com/security-advisories/vulnerability-fastly-open-source-cdn-module-intended-be-integrated-magento2
NVD — CVE-2017-13761 NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-13761

Frequently Asked Questions

What is CVE-2017-13761?
CVE-2017-13761 is a security vulnerability in Fastly/magento2 involving Fastly Magento2 sensitive information disclosure under CWE-200: Exposure of Sensitive Information to an Unauthorized Actor.
Which Fastly/magento2 versions are affected?
Affected versions include releases prior to 1.2.26 across affected packages: fastly/magento2.
What version fixes CVE-2017-13761?
Upgrading to 1.2.26 (or the latest patched release for your respective branch) resolves the vulnerability.
Is fastly/magento2 affected?
Yes, fastly/magento2 is affected in releases prior to 1.2.26. Upgrade your dependency to 1.2.26 or later.
What is the CVSS score of CVE-2017-13761?
CVE-2017-13761 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-2017-13761?
CVE-2017-13761 is classified under CWE-200: Exposure of Sensitive Information to an Unauthorized Actor (The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.).
How can I check Packagist dependencies for CVE-2017-13761?
Run the dependency tree command: 'inspect dependencies for fastly/magento2'. 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-vpq9-c67q-23fq",
  "modified" : "2024-04-24T20:20:45Z",
  "published" : "2022-05-17T00:48:03Z",
  "aliases" : [ "CVE-2017-13761" ],
  "summary" : "Fastly Magento2 sensitive information disclosure",
  "details" : "The Fastly CDN module before 1.2.26 for Magento2, when used with a third-party authentication plugin, might allow remote authenticated users to obtain sensitive information from authenticated sessions via vectors involving caching of redirect responses.",
  "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" : "fastly/magento2"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.2.26"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-13761"
  }, {
    "type" : "WEB",
    "url" : "https://www.fastly.com/security-advisories/vulnerability-fastly-open-source-cdn-module-intended-be-integrated-magento2"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-200" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-24T20:20:45Z",
    "nvd_published_at" : "2017-09-14T17:29:00Z"
  }
}