CVE-2022-29858: Silverstripe/assets Unpublished, Protected Files Can Be Vulnerability

MODERATE
Advisory Identifier: GHSA-v68g-62v9-39w5
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CVSS 4.3
CWE-287
Published
Advisory Summary

CVE-2022-29858 is a MODERATE (CVSS 4.3) unpublished, protected files can be vulnerability (CWE-287: Improper Authentication) affecting Silverstripe/assets libraries in the Packagist ecosystem. The issue involves unpublished, protected files can be published via shortcode. Remediation is available by upgrading affected packages to version 1.10.1.

CVE-2022-29858 at a Glance

CVE Identifier CVE-2022-29858
GHSA Identifier GHSA-v68g-62v9-39w5
Severity MODERATE
CVSS v3.1 Base Score 4.3
CWE Classification CWE-287: Improper Authentication
Affected Product Silverstripe/assets
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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 Low (C:L)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2022-29858

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

silverstripe/assets fixed: 1.10.1 
Upgrade silverstripe/assets to 1.10.1
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 silverstripe/assets

How to Check if You Are Affected

To determine whether your application is affected by CVE-2022-29858, inspect your project dependencies for Silverstripe/assets:

inspect dependencies for silverstripe/assets

Analyze the terminal output to locate any version of Silverstripe/assets in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.10.1), 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-287: Improper Authentication, where when an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. In Silverstripe/assets, 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

Silverstripe silverstripe/assets through 1.10 is vulnerable to improper access control that allows protected images to be published by changing an existing image short code on website content. Draft protected images can be published by changing an existing image shortcode on website content to match the ID of the draft protected image and then publishing the website content.

CVE-2022-29858 Affected Silverstripe/assets Versions

1 component(s)
Fixed Versions:
1.10.1
Product / Package Ecosystem Affected Versions Fixed Version
silverstripe/assets
 Packagist
≥ 1.0.0
< 1.10.1
1.10.1

References

NVD — CVE-2022-29858 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-29858
Security Fix Commit FIX COMMIT
https://github.com/silverstripe/silverstripe-assets/commit/5f6a73b010c01587ffbfb954441f6b7cbb54e767
forum.silverstripe.org/c/releases WEB
https://forum.silverstripe.org/c/releases
Silverstripe/assets Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/assets/CVE-2022-29858.yaml
huntr.dev/bounties/90e17d95-9... WEB
https://huntr.dev/bounties/90e17d95-9f2f-44eb-9f26-49fa13a41d5a
www.silverstripe.org/blog/tag/release WEB
https://www.silverstripe.org/blog/tag/release
Silverstripe/assets Release RELEASE
https://www.silverstripe.org/download/security-releases
Silverstripe/assets Release RELEASE
https://www.silverstripe.org/download/security-releases/cve-2022-29858

Frequently Asked Questions

What is CVE-2022-29858?
CVE-2022-29858 is a security vulnerability in Silverstripe/assets involving Unpublished, protected files can be published via shortcode under CWE-287: Improper Authentication.
Which Silverstripe/assets versions are affected?
Affected versions include releases prior to 1.10.1 across affected packages: silverstripe/assets.
What version fixes CVE-2022-29858?
Upgrading to 1.10.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is silverstripe/assets affected?
Yes, silverstripe/assets is affected in releases prior to 1.10.1. Upgrade your dependency to 1.10.1 or later.
What is the CVSS score of CVE-2022-29858?
CVE-2022-29858 has a CVSS v3.1 base score of 4.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
What CWE is associated with CVE-2022-29858?
CVE-2022-29858 is classified under CWE-287: Improper Authentication (When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.).
How can I check Packagist dependencies for CVE-2022-29858?
Run the dependency tree command: 'inspect dependencies for silverstripe/assets'. 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-v68g-62v9-39w5",
  "modified" : "2022-07-13T19:56:53Z",
  "published" : "2022-06-29T22:40:16Z",
  "aliases" : [ "CVE-2022-29858" ],
  "summary" : "Unpublished, protected files can be published via shortcode",
  "details" : "Silverstripe silverstripe/assets through 1.10 is vulnerable to improper access control that allows protected images to be published by changing an existing image short code on website content. Draft protected images can be published by changing an existing image shortcode on website content to match the ID of the draft protected image and then publishing the website content.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "silverstripe/assets"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "1.0.0"
      }, {
        "fixed" : "1.10.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-29858"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/silverstripe/silverstripe-assets/commit/5f6a73b010c01587ffbfb954441f6b7cbb54e767"
  }, {
    "type" : "WEB",
    "url" : "https://forum.silverstripe.org/c/releases"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/assets/CVE-2022-29858.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/90e17d95-9f2f-44eb-9f26-49fa13a41d5a"
  }, {
    "type" : "WEB",
    "url" : "https://www.silverstripe.org/blog/tag/release"
  }, {
    "type" : "WEB",
    "url" : "https://www.silverstripe.org/download/security-releases"
  }, {
    "type" : "WEB",
    "url" : "https://www.silverstripe.org/download/security-releases/cve-2022-29858"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-287" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-06-29T22:40:16Z",
    "nvd_published_at" : "2022-06-28T22:15:00Z"
  }
}