Attacker Value
High
(1 user assessed)
Exploitability
Moderate
(1 user assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Network
2

CVE-2023-24892

Disclosure Date: March 14, 2023
Add MITRE ATT&CK tactics and techniques that apply to this CVE.
Execution
Techniques
Validation
Validated
Validated
Validated

Description

Microsoft Edge (Chromium-based) Webview2 Spoofing Vulnerability

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1
Ratings
Technical Analysis

CVE-2023-24892:Microsoft-Edge-(Chromium-based)-Webview2-Spoofing-Vulnerability

Description:

The Webview2 development platform is vulnerable to Spoofing attacks.
The attacker can build a very malicious web application and spread it to the victim’s networks, by using a malicious server for this case,
and when they downloaded it and open it this can be the last web app opening for them. The web application contains a malicious link and this URL can be absolutely dangerous for the victim who opened it.

STATUS: HIGH Vulnerability

[+]Exploit structure:

namespace CVE_2023_24892
{
    partial class Form1
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.webView21 = new Microsoft.Web.WebView2.WinForms.WebView2();
            ((System.ComponentModel.ISupportInitialize)(this.webView21)).BeginInit();
            this.SuspendLayout();
            // 
            // webView21
            // 
            this.webView21.AllowExternalDrop = false;
            this.webView21.CreationProperties = null;
            this.webView21.DefaultBackgroundColor = System.Drawing.Color.Magenta;
            this.webView21.Location = new System.Drawing.Point(1, 49);
            this.webView21.Name = "webView21";
            this.webView21.Size = new System.Drawing.Size(797, 402);
            this.webView21.Source = new System.Uri("https://www.pornhub.com/", System.UriKind.Absolute);
            this.webView21.TabIndex = 0;
            this.webView21.ZoomFactor = 1D;
            // 
            // Form1
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 16F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(800, 450);
            this.Controls.Add(this.webView21);
            this.Name = "Form1";
            this.Text = "CVE-2023-24892";
            ((System.ComponentModel.ISupportInitialize)(this.webView21)).EndInit();
            this.ResumeLayout(false);

        }

        #endregion

        private Microsoft.Web.WebView2.WinForms.WebView2 webView21;
    }
}

href

Reproduce:

href

Proof and Exploit:

href

More:

href

Time spend:

03:00:00

CVSS V3 Severity and Metrics
Base Score:
8.2 High
Impact Score:
4.7
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • microsoft

Products

  • edge chromium

Additional Info

Technical Analysis