CVE-2023-44765: Concrete5/concrete5 Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-6xx7-r8x4-fpjp
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CVSS 5.4
CWE-79
Published
Advisory Summary

CVE-2023-44765 is a MODERATE (CVSS 5.4) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Concrete5/concrete5 libraries in the Packagist ecosystem. The issue involves concretecms cross-site scripting vulnerability. Remediation is available by upgrading affected packages to version 9.2.2.

CVE-2023-44765 at a Glance

CVE Identifier CVE-2023-44765
GHSA Identifier GHSA-6xx7-r8x4-fpjp
Severity MODERATE
CVSS v3.1 Base Score 5.4
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Concrete5/concrete5
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 5.4

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:R/S:C/C:L/I:L/A:N).

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

How to Fix CVE-2023-44765

To remediate this vulnerability, upgrade all affected Concrete5/concrete5 dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

concrete5/concrete5 fixed: 9.2.2 
Upgrade concrete5/concrete5 to 9.2.2
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 concrete5/concrete5

How to Check if You Are Affected

To determine whether your application is affected by CVE-2023-44765, inspect your project dependencies for Concrete5/concrete5:

inspect dependencies for concrete5/concrete5

Analyze the terminal output to locate any version of Concrete5/concrete5 in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 9.2.2), 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-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Concrete5/concrete5, 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 Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.

CVE-2023-44765 Affected Concrete5/concrete5 Versions

1 component(s)
Fixed Versions:
9.2.2
Product / Package Ecosystem Affected Versions Fixed Version
concrete5/concrete5
 Packagist
< 9.2.2
9.2.2

References

NVD — CVE-2023-44765 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-44765
Concrete5/concrete5 Source Repository REPOSITORY
https://github.com/concretecms/concretecms/pull/11746
Concrete5/concrete5 Source Repository REPOSITORY
https://github.com/concretecms/concretecms/pull/11746/commits/0f0564232e0a49719d0bdff6223539b624f116ee
Concrete5/concrete5 Source Repository REPOSITORY
https://github.com/concretecms/concretecms/pull/11746/commits/92bcc208078571f4beda38cb0952f8e99887737a
Concrete5/concrete5 Source Repository REPOSITORY
https://github.com/concretecms/concretecms
Concrete5/concrete5 Source Repository REPOSITORY
https://github.com/sromanhu/ConcreteCMS-Stored-XSS---Associations
Concrete5/concrete5 Release RELEASE
https://www.concretecms.org/about/project-news/security/2023-11-09-security-blog-about-updated-cves-and-new-release

Frequently Asked Questions

What is CVE-2023-44765?
CVE-2023-44765 is a security vulnerability in Concrete5/concrete5 involving ConcreteCMS Cross-site Scripting vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Concrete5/concrete5 versions are affected?
Affected versions include releases prior to 9.2.2 across affected packages: concrete5/concrete5.
What version fixes CVE-2023-44765?
Upgrading to 9.2.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is concrete5/concrete5 affected?
Yes, concrete5/concrete5 is affected in releases prior to 9.2.2. Upgrade your dependency to 9.2.2 or later.
What is the CVSS score of CVE-2023-44765?
CVE-2023-44765 has a CVSS v3.1 base score of 5.4 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2023-44765?
CVE-2023-44765 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Packagist dependencies for CVE-2023-44765?
Run the dependency tree command: 'inspect dependencies for concrete5/concrete5'. 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-6xx7-r8x4-fpjp",
  "modified" : "2023-10-06T22:40:45Z",
  "published" : "2023-10-06T15:30:19Z",
  "aliases" : [ "CVE-2023-44765" ],
  "summary" : "ConcreteCMS Cross-site Scripting vulnerability",
  "details" : "A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "concrete5/concrete5"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "9.2.2"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 9.2.1"
    }
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-44765"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/concretecms/concretecms/pull/11746"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/concretecms/concretecms/pull/11746/commits/0f0564232e0a49719d0bdff6223539b624f116ee"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/concretecms/concretecms/pull/11746/commits/92bcc208078571f4beda38cb0952f8e99887737a"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/concretecms/concretecms"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/sromanhu/ConcreteCMS-Stored-XSS---Associations"
  }, {
    "type" : "WEB",
    "url" : "https://www.concretecms.org/about/project-news/security/2023-11-09-security-blog-about-updated-cves-and-new-release"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-10-06T18:42:28Z",
    "nvd_published_at" : "2023-10-06T13:15:12Z"
  }
}