CVE-2022-39256: CompositeC1.Core Orckestra C1 CMS's Deserialization Of Vulnerability

CRITICAL
Advisory Identifier: GHSA-gfhp-jgp6-838j
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CVSS 9.0
CWE-502
Published
Advisory Summary

CVE-2022-39256 is a CRITICAL (CVSS 9.0) orckestra c1 cms's deserialization of vulnerability (CWE-502: Deserialization of Untrusted Data) affecting CompositeC1.Core libraries in the NuGet ecosystem. The issue involves orckestra c1 cms's deserialization of untrusted data allows for arbitrary code execution.. Remediation is available by upgrading affected packages to version 6.13.

CVE-2022-39256 at a Glance

CVE Identifier CVE-2022-39256
GHSA Identifier GHSA-gfhp-jgp6-838j
Severity CRITICAL
CVSS v3.1 Base Score 9.0
CWE Classification CWE-502: Deserialization of Untrusted Data
Affected Product CompositeC1.Core
Package Ecosystem NuGet
Published Date
Last Updated

Security Impact

CVSS: 9.0

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:H/I:H/A:H).

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 High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2022-39256

To remediate this vulnerability, upgrade all affected CompositeC1.Core dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

CompositeC1.Core fixed: 6.13 
Upgrade CompositeC1.Core to 6.13
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 CompositeC1.Core

How to Check if You Are Affected

To determine whether your application is affected by CVE-2022-39256, inspect your project dependencies for CompositeC1.Core:

inspect dependencies for CompositeC1.Core

Analyze the terminal output to locate any version of CompositeC1.Core in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 6.13), 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-502: Deserialization of Untrusted Data, where the product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid. In CompositeC1.Core, 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

### Impact This vulnerability allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS. Authentication is required to exploit this vulnerability. The authenticated user may perform the actions unknowingly by visiting a specially crafted site. ### Patches Patched in C1 CMS v6.13 ### Workarounds Upgrade to C1 CMS v6.13 or newer is required ### Credit This issue was discovered and reported by Markus Wulftange / [Code White GmbH](https://code-white.com/en/).

CVE-2022-39256 Affected CompositeC1.Core Versions

1 component(s)
Fixed Versions:
6.13
Product / Package Ecosystem Affected Versions Fixed Version
CompositeC1.Core
nuget/CompositeC1.Core
NuGet
< 6.13
6.13

References

GitHub Advisory / Wiki ADVISORY
https://github.com/Orckestra/C1-CMS-Foundation/security/advisories/GHSA-gfhp-jgp6-838j
NVD — CVE-2022-39256 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-39256
CompositeC1.Core Source Repository REPOSITORY
https://github.com/Orckestra/C1-CMS-Foundation/pull/814
Security Fix Commit FIX COMMIT
https://github.com/Orckestra/C1-CMS-Foundation/commit/af856ab5a62d19acf6aea1b1f4c6c3c4985c9446
CompositeC1.Core Source Repository REPOSITORY
https://github.com/Orckestra/C1-CMS-Foundation
CompositeC1.Core Release RELEASE
https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.13

Frequently Asked Questions

What is CVE-2022-39256?
CVE-2022-39256 is a security vulnerability in CompositeC1.Core involving Orckestra C1 CMS's deserialization of untrusted data allows for arbitrary code execution. under CWE-502: Deserialization of Untrusted Data.
Which CompositeC1.Core versions are affected?
Affected versions include releases prior to 6.13 across affected packages: CompositeC1.Core.
What version fixes CVE-2022-39256?
Upgrading to 6.13 (or the latest patched release for your respective branch) resolves the vulnerability.
Is CompositeC1.Core affected?
Yes, CompositeC1.Core is affected in releases prior to 6.13. Upgrade your dependency to 6.13 or later.
What is the CVSS score of CVE-2022-39256?
CVE-2022-39256 has a CVSS v3.1 base score of 9.0 (CRITICAL) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
What CWE is associated with CVE-2022-39256?
CVE-2022-39256 is classified under CWE-502: Deserialization of Untrusted Data (The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.).
How can I check NuGet dependencies for CVE-2022-39256?
Run the dependency tree command: 'inspect dependencies for CompositeC1.Core'. 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-gfhp-jgp6-838j",
  "modified" : "2022-11-01T12:56:34Z",
  "published" : "2022-09-30T04:54:06Z",
  "aliases" : [ "CVE-2022-39256" ],
  "summary" : "Orckestra C1 CMS's deserialization of untrusted data allows for arbitrary code execution.",
  "details" : "### Impact\n\nThis vulnerability allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS. \nAuthentication is required to exploit this vulnerability.\nThe authenticated user may perform the actions unknowingly by visiting a specially crafted site.\n\n### Patches\nPatched in C1 CMS v6.13\n\n### Workarounds\nUpgrade to C1 CMS v6.13 or newer is required\n\n### Credit\nThis issue was discovered and reported by Markus Wulftange  / [Code White GmbH](https://code-white.com/en/).\n",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "NuGet",
      "name" : "CompositeC1.Core"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "6.13"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/Orckestra/C1-CMS-Foundation/security/advisories/GHSA-gfhp-jgp6-838j"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-39256"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/Orckestra/C1-CMS-Foundation/pull/814"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/Orckestra/C1-CMS-Foundation/commit/af856ab5a62d19acf6aea1b1f4c6c3c4985c9446"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/Orckestra/C1-CMS-Foundation"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.13"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-502" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-09-30T04:54:06Z",
    "nvd_published_at" : "2022-09-27T15:15:00Z"
  }
}