Bypassing Cloudflare Zero Trust policies using warp-cli set-custom-endpoint command
CVE-2022-3320

6.7MEDIUM

Key Information:

Vendor

Cloudflare

Status
Warp
Vendor
CVE Published:
28 October 2022

What is CVE-2022-3320?

It was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli 'set-custom-endpoint' subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint.

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Affected Version(s)

WARP Linux 0 < 2022.8.936

WARP MacOS 0 < 2022.8.861.0

WARP Windows 0 < 2022.8.857.0

References

https://github.com/cloudflare/advisories/security/advisor...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

suzuka (HackerOne researcher)
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