CVE-2019-25595: jetAudio DoS Vulnerability

CVE-2019-25595 Overview

CVE-2019-25595 is a denial of service vulnerability affecting jetAudio 8.1.7.20702 Basic. The vulnerability allows local attackers to crash the application by supplying an excessively long string through the URL input handler. Attackers can trigger the crash by pasting a buffer of 5000 characters into the Open URL dialog, causing the application to terminate abnormally.

Critical Impact

Local attackers can cause complete application denial of service by exploiting improper input validation in the URL handler, leading to application crashes and potential data loss for users.

Affected Products

• jetAudio 8.1.7.20702 Basic
• jetAudio URL Input Handler Component

Discovery Timeline

• 2026-03-22 - CVE CVE-2019-25595 published to NVD
• 2026-03-23 - Last updated in NVD database

Technical Details for CVE-2019-25595

Vulnerability Analysis

This vulnerability stems from improper handling of user-supplied input in the URL handler component of jetAudio. When processing URLs through the Open URL dialog, the application fails to properly validate the length of the input string before processing it. This lack of boundary checking allows attackers to submit specially crafted input that exceeds expected buffer sizes, resulting in application instability and crashes.

The vulnerability is classified under CWE-469 (Use of Pointer Subtraction to Determine Size), which relates to improper calculations that can lead to memory corruption or unexpected behavior when processing data structures.

Root Cause

The root cause of this vulnerability lies in the application's failure to implement proper input validation and boundary checking when processing URL strings. The URL handler does not enforce appropriate length limits on user input before attempting to process it, allowing oversized input to trigger a crash condition.

Attack Vector

This is a local attack vector that requires the attacker to have access to the system where jetAudio is installed. The attack is executed by opening the "Open URL" dialog within the application and pasting a buffer containing approximately 5000 characters. When the application attempts to process this oversized input, it triggers an unhandled exception that causes the application to crash.

The attack requires no special privileges and can be executed without user interaction beyond the initial input submission. While the impact is limited to denial of service (application crash), it can result in loss of unsaved work and disruption of audio playback functionality.

For technical details and proof-of-concept information, refer to the Exploit-DB #46810 entry and the VulnCheck Denial of Service Advisory.

Detection Methods for CVE-2019-25595

Indicators of Compromise

• Unexpected jetAudio application crashes or terminations
• Windows Event Log entries showing jetAudio.exe application errors
• Presence of crash dump files related to jetAudio in the system temp directory

Detection Strategies

• Monitor application crash events for jetAudio.exe using Windows Event Viewer
• Implement endpoint detection rules to alert on repeated jetAudio crashes
• Use application whitelisting to control which users can access the Open URL functionality

Monitoring Recommendations

• Enable Windows Error Reporting to capture crash telemetry for jetAudio
• Configure SentinelOne to monitor for abnormal application termination patterns
• Review system logs for patterns of repeated application crashes that may indicate exploitation attempts

How to Mitigate CVE-2019-25595

Immediate Actions Required

• Consider upgrading to a newer version of jetAudio if available from the official download page
• Restrict access to the Open URL functionality if not required for business operations
• Implement endpoint protection solutions to detect and prevent exploitation attempts
• Educate users about the risks of pasting untrusted content into application dialogs

Patch Information

No official vendor patch information is available in the CVE data. Users should check the JetAudio Official Website for any security updates or newer versions that may address this vulnerability.

Workarounds

• Avoid using the Open URL feature with untrusted or unknown URL strings
• Use alternative media players for streaming URL-based content until a patch is available
• Implement application control policies to restrict jetAudio usage to trusted scenarios
• Monitor for any unofficial patches or community-provided fixes while awaiting vendor response

# Example: Block jetAudio network features via Windows Firewall (PowerShell)
# This prevents the Open URL feature from being used for network streams
New-NetFirewallRule -DisplayName "Block jetAudio Outbound" -Direction Outbound -Program "C:\Program Files\jetAudio\jetAudio.exe" -Action Block