CVE-2022-33157: Subhh/libconnect Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-c8f2-5h29-8j2h
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CVSS 6.1
CWE-79
Published
Advisory Summary

CVE-2022-33157 is a MODERATE (CVSS 6.1) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Subhh/libconnect libraries in the Packagist ecosystem. The issue involves libconnect extension for typo3 vulnerable to xss. Remediation is available by upgrading affected packages to version 7.0.8, 8.1.0.

CVE-2022-33157 at a Glance

CVE Identifier CVE-2022-33157
GHSA Identifier GHSA-c8f2-5h29-8j2h
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Subhh/libconnect
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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 Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2022-33157

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

subhh/libconnect fixed: 7.0.8 
Upgrade subhh/libconnect to 7.0.8
subhh/libconnect fixed: 8.1.0 
Upgrade subhh/libconnect to 8.1.0
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 subhh/libconnect

How to Check if You Are Affected

To determine whether your application is affected by CVE-2022-33157, inspect your project dependencies for Subhh/libconnect:

inspect dependencies for subhh/libconnect

Analyze the terminal output to locate any version of Subhh/libconnect in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 7.0.8), 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 Subhh/libconnect, 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 libconnect extension before 7.0.8 and 8.x before 8.1.0 for TYPO3 allows XSS.

CVE-2022-33157 Affected Subhh/libconnect Versions

2 component(s)
Fixed Versions:
7.0.88.1.0
Product / Package Ecosystem Affected Versions Fixed Version
subhh/libconnect
 Packagist
< 7.0.8
7.0.8
subhh/libconnect
 Packagist
≥ 8.0.0
< 8.1.0
8.1.0

References

NVD — CVE-2022-33157 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-33157
Security Fix Commit FIX COMMIT
https://github.com/subhh/libconnect/commit/8c582f3f6575f8744bf29f99bc1697ab8b7bd3af
Subhh/libconnect Security Information SECURITY
https://typo3.org/security/advisory/typo3-ext-sa-2022-010

Frequently Asked Questions

What is CVE-2022-33157?
CVE-2022-33157 is a security vulnerability in Subhh/libconnect involving libconnect Extension for Typo3 Vulnerable to XSS under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Subhh/libconnect versions are affected?
Affected versions include releases prior to 7.0.8, 8.1.0 across affected packages: subhh/libconnect.
What version fixes CVE-2022-33157?
Upgrading to 7.0.8, 8.1.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is subhh/libconnect affected?
Yes, subhh/libconnect is affected in releases prior to 7.0.8, 8.1.0. Upgrade your dependency to 7.0.8, 8.1.0 or later.
What is the CVSS score of CVE-2022-33157?
CVE-2022-33157 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2022-33157?
CVE-2022-33157 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-2022-33157?
Run the dependency tree command: 'inspect dependencies for subhh/libconnect'. 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-c8f2-5h29-8j2h",
  "modified" : "2023-07-11T00:18:37Z",
  "published" : "2022-07-13T00:00:39Z",
  "aliases" : [ "CVE-2022-33157" ],
  "summary" : "libconnect Extension for Typo3 Vulnerable to XSS",
  "details" : "The libconnect extension before 7.0.8 and 8.x before 8.1.0 for TYPO3 allows XSS.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "subhh/libconnect"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "7.0.8"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "subhh/libconnect"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "8.0.0"
      }, {
        "fixed" : "8.1.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-33157"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/subhh/libconnect/commit/8c582f3f6575f8744bf29f99bc1697ab8b7bd3af"
  }, {
    "type" : "WEB",
    "url" : "https://typo3.org/security/advisory/typo3-ext-sa-2022-010"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-07-11T00:18:37Z",
    "nvd_published_at" : "2022-07-12T23:15:00Z"
  }
}