---
id: 4161
title: "[CVE-2019-19781] Staying Ahead of Emerging Threats"
cve: CVE-2019-19781
source_domain: bishopfox.com
source_url: "https://bishopfox.com/blog/staying-ahead-of-emerging-threats"
published_at: "2020-03-05T00:00:00Z"
tags: ["attack-surface", "citrix", "exploit-development", "managed-security", "cve-2019-19781"]
phying_url: "https://phying.com/item/4161"
lang: en
---

# [CVE-2019-19781] Staying Ahead of Emerging Threats

## Summary

How Bishop Fox's Cosmos service handled CVE-2019-19781: operators flagged half of CAST clients exposed via Citrix appliances and built a safe, low-noise exploit before official patches shipped.

## Intelligence Metadata

- **Sources:** bishopfox.com
- **CVE:** CVE-2019-19781
- **Published:** 2020-03-05T00:00:00Z
- **Original:** https://bishopfox.com/blog/staying-ahead-of-emerging-threats
- **Phying News:** https://phying.com/item/4161