CVE-2019-25478

7.5 HIGH

📋 TL;DR

CVE-2019-25478 is a buffer overflow vulnerability in GetGo Download Manager that allows remote attackers to cause denial of service by sending HTTP responses with excessively long headers. This affects users of GetGo Download Manager version 6.2.2.3300 who download files from untrusted sources.

💻 Affected Systems

Products:
  • GetGo Download Manager
Versions: 6.2.2.3300
Operating Systems: Windows
Default Config Vulnerable: ⚠️ Yes
Notes: All installations of this specific version are vulnerable when downloading files.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Remote attackers can crash the application, making it unavailable for legitimate users, potentially disrupting download operations.

🟠

Likely Case

Denial of service through application crash when downloading from malicious servers.

🟢

If Mitigated

No impact if application is not used or if traffic filtering blocks malicious HTTP responses.

🌐 Internet-Facing: HIGH - Attackers can exploit this remotely by hosting malicious download servers.
🏢 Internal Only: LOW - Requires user interaction to download from malicious sources.

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: CONFIRMED
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploit code is publicly available and requires minimal technical skill to implement.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: http://www.getgosoft.com/getgodm/

Restart Required: No

Instructions:

No official patch available. Consider upgrading to newer version if available or using alternative software.

🔧 Temporary Workarounds

Network Traffic Filtering

all

Block or filter HTTP responses with excessively long headers at network perimeter.

Application Whitelisting

windows

Restrict GetGo Download Manager from accessing untrusted or unknown download sources.

🧯 If You Can't Patch

  • Uninstall GetGo Download Manager 6.2.2.3300 and use alternative download management software.
  • Implement strict network segmentation to isolate systems running vulnerable software.

🔍 How to Verify

Check if Vulnerable:

Check Help > About in GetGo Download Manager for version number. If version is 6.2.2.3300, it is vulnerable.

Check Version:

Check application interface or registry: HKEY_LOCAL_MACHINE\SOFTWARE\GetGo\Download Manager

Verify Fix Applied:

Verify version is no longer 6.2.2.3300 or application has been uninstalled.

📡 Detection & Monitoring

Log Indicators:

  • Application crash logs, unexpected termination events

Network Indicators:

  • HTTP responses with abnormally long header values (>8192 bytes)

SIEM Query:

EventID=1000 OR EventID=1001 AND ProcessName="GetGo Download Manager"

🔗 References

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