# CVE-2019-9632: ESAFENET - Arbitrary File Download

> Live exploitation tracking for CVE-2019-9632 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2019-9632

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 7.5
- **Public exploit available:** Yes
- **Affected products:** ESAFENET CDG
- **Weaknesses:** CWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

## Description

ESAFENET CDG V3 and V5 has an arbitrary file download vulnerability via the fileName parameter in download.jsp because the InstallationPack parameter is mishandled in a /CDGServer3/ClientAjax request.

## CrowdSec analysis

[CVE-2019-9632](https://euvd.enisa.europa.eu/vulnerability/CVE-2019-9632) is an arbitrary file download vulnerability in ESAFENET CDG V3 and V5, where improper handling of the InstallationPack parameter in download.jsp allows attackers to download sensitive files from the server. This flaw could be exploited to access confidential information or system files, potentially leading to further compromise of the affected system.

CrowdSec has been tracking this vulnerability and its exploits since 12th of June 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2019-9632 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations.
CrowdSec network telemetry also shows that exploitation of CVE-2019-9632 has significantly declined over the past week. Attack volumes are well below the long-term average, suggesting attackers are rapidly losing interest. The vulnerability appears to be falling out of active use across most threat landscapes.

Attackers exploit the `/cdgserver3/clientajax` endpoint using POST requests to trigger arbitrary file downloads by abusing backend parameter handling.

## Timeline

- 2019-03-08: CVE Published. CVE-2019-9632 is published to NVD.
- 2025-06-12: Rule Released. CrowdSec releases a rule to detect CVE-2019-9632 exploitation attempts against the CrowdSec Network.
- 2025-06-23: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2019-9632 for the first time.

## References

- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-9632.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2019-9632) follows observed exploitation activity for CVE-2019-9632. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.