CVE-2023-33189: Incorrect Authorization with specially crafted requests

Published May 26, 2023
·
Updated

Impact

With specially crafted requests, incorrect authorization decisions may be made by Pomerium.

Patches

We are releasing patch fixes to address this vulnerability going back to v0.17.X. Please upgrade to:

- v0.22.2 - v0.21.4 - v0.20.1 - v0.19.2 - v0.18.1 - v0.17.4

For more information

If you have any questions or comments about this advisory:

- Open an issue in pomerium/pomerium - Email us at security@pomerium.com

Other sources

Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.

Affected Software

12 affected componentsFixes available
go/github.com/pomerium/pomerium<0.17.4
0.17.4
go/github.com/pomerium/pomerium>=0.18.0<0.18.1
0.18.1
go/github.com/pomerium/pomerium>=0.19.0<0.19.2
0.19.2
go/github.com/pomerium/pomerium>=0.20.0<0.20.1
0.20.1
go/github.com/pomerium/pomerium>=0.21.0<0.21.4
0.21.4
go/github.com/pomerium/pomerium>=0.22.0<0.22.2
0.22.2
Pomerium pomerium<0.17.4
Pomerium pomerium>=0.19.0<0.19.2
Pomerium pomerium>=0.21.0<0.21.4
Pomerium pomerium>=0.22.0<0.22.2
Pomerium pomerium=0.18.0
Pomerium pomerium=0.20.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade go/github.com/pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.17.4
  2. Upgrade

    Upgrade go/github.com/pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.18.1
  3. Upgrade

    Upgrade go/github.com/pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.19.2
  4. Upgrade

    Upgrade go/github.com/pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.20.1
  5. Upgrade

    Upgrade go/github.com/pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.21.4
  6. Upgrade

    Upgrade go/github.com/pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.22.2
  7. Upgrade

    Upgrade pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.17.4
  8. Upgrade

    Upgrade pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.18.1
  9. Upgrade

    Upgrade pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.19.2
  10. Upgrade

    Upgrade pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.20.1
  11. Upgrade

    Upgrade pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.21.4
  12. Upgrade

    Upgrade pomerium/pomerium to a version that resolves this vulnerability.

    Fixed in 0.22.2

Event History

May 26, 2023
Advisory Published
10:00 PM
May 30, 2023
CVE Published
via MITRE·05:39 AM
Data Sourced
via MITRE·05:39 AM
DescriptionSeverityWeakness
Data Sourced
06:16 AM
Description
Data Sourced
via NVD·06:16 AM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the impact of CVE-2023-33189?

With specially crafted requests, incorrect authorization decisions may be made by Pomerium.

2

How can I fix CVE-2023-33189?

You can fix this vulnerability by upgrading to one of the following versions: v0.22.2, v0.21.4, v0.20.1, v0.19.2, v0.18.1, or v0.17.4.

3

Where can I find more information about CVE-2023-33189?

You can find more information about CVE-2023-33189 on the Pomerium GitHub release page and the Pomerium GitHub security advisories page.

4

What is the severity level of CVE-2023-33189?

CVE-2023-33189 has a severity level of critical.

5

What is the CWE ID of CVE-2023-33189?

The CWE ID of CVE-2023-33189 is CWE-285.

Contact

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