CVE-2021-4303: Xataface/xataface Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-64wv-c7jw-jw2q
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CVSS 6.1
CWE-79
Published
Advisory Summary

CVE-2021-4303 is a MODERATE (CVSS 6.1) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Xataface/xataface libraries in the Packagist ecosystem. The issue involves xataface vulnerable to cross-site scripting. Remediation is available by upgrading affected packages to version 3.0.0.

CVE-2021-4303 at a Glance

CVE Identifier CVE-2021-4303
GHSA Identifier GHSA-64wv-c7jw-jw2q
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 Xataface/xataface
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-2021-4303

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

xataface/xataface fixed: 3.0.0 
Upgrade xataface/xataface to 3.0.0
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 xataface/xataface

How to Check if You Are Affected

To determine whether your application is affected by CVE-2021-4303, inspect your project dependencies for Xataface/xataface:

inspect dependencies for xataface/xataface

Analyze the terminal output to locate any version of Xataface/xataface in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.0.0), 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 Xataface/xataface, 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 vulnerability, which was classified as problematic, has been found in shannah Xataface up to 2.x. Affected by this issue is the function testftp of the file install/install_form.js.php of the component Installer. The manipulation leads to cross site scripting. The attack may be launched remotely. Upgrading to version 3.0.0 can address this issue. The name of the patch is 94143a4299e386f33bf582139cd4702571d93bde. It is recommended to upgrade the affected component. VDB-217442 is the identifier assigned to this vulnerability. NOTE: Installer is disabled by default.

CVE-2021-4303 Affected Xataface/xataface Versions

1 component(s)
Fixed Versions:
3.0.0
Product / Package Ecosystem Affected Versions Fixed Version
xataface/xataface
 Packagist
< 3.0.0
3.0.0

References

NVD — CVE-2021-4303 NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-4303
Security Fix Commit FIX COMMIT
https://github.com/shannah/xataface/commit/94143a4299e386f33bf582139cd4702571d93bde
Xataface/xataface Source Repository REPOSITORY
https://github.com/shannah/xataface
Xataface/xataface Release RELEASE
https://github.com/shannah/xataface/releases/tag/3.0.0
vuldb.com/ WEB
https://vuldb.com/?ctiid.217442
vuldb.com/ WEB
https://vuldb.com/?id.217442

Frequently Asked Questions

What is CVE-2021-4303?
CVE-2021-4303 is a security vulnerability in Xataface/xataface involving Xataface vulnerable to Cross-site Scripting under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Xataface/xataface versions are affected?
Affected versions include releases prior to 3.0.0 across affected packages: xataface/xataface.
What version fixes CVE-2021-4303?
Upgrading to 3.0.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is xataface/xataface affected?
Yes, xataface/xataface is affected in releases prior to 3.0.0. Upgrade your dependency to 3.0.0 or later.
What is the CVSS score of CVE-2021-4303?
CVE-2021-4303 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-2021-4303?
CVE-2021-4303 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-2021-4303?
Run the dependency tree command: 'inspect dependencies for xataface/xataface'. 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-64wv-c7jw-jw2q",
  "modified" : "2023-01-11T20:54:44Z",
  "published" : "2023-01-05T09:30:26Z",
  "aliases" : [ "CVE-2021-4303" ],
  "summary" : "Xataface vulnerable to Cross-site Scripting",
  "details" : "A vulnerability, which was classified as problematic, has been found in shannah Xataface up to 2.x. Affected by this issue is the function testftp of the file install/install_form.js.php of the component Installer. The manipulation leads to cross site scripting. The attack may be launched remotely. Upgrading to version 3.0.0 can address this issue. The name of the patch is 94143a4299e386f33bf582139cd4702571d93bde. It is recommended to upgrade the affected component. VDB-217442 is the identifier assigned to this vulnerability. NOTE: Installer is disabled by default.",
  "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" : "xataface/xataface"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.0.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2021-4303"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/shannah/xataface/commit/94143a4299e386f33bf582139cd4702571d93bde"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/shannah/xataface"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/shannah/xataface/releases/tag/3.0.0"
  }, {
    "type" : "WEB",
    "url" : "https://vuldb.com/?ctiid.217442"
  }, {
    "type" : "WEB",
    "url" : "https://vuldb.com/?id.217442"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-01-09T20:02:37Z",
    "nvd_published_at" : "2023-01-05T09:15:00Z"
  }
}