Home/CVE/Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisio
CVE

CVE-2023-33189

Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisio

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.

CRITICAL · CVSS 10 EPSS 0.00583
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-285Improper Authorization
▤

Affected Products & Versions

5
pomerium< 0.17.4
pomerium>= 0.19.0 and < 0.19.2
pomerium>= 0.21.0 and < 0.21.4
pomerium>= 0.22.0 and < 0.22.2
pomeriumall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Go github.com/pomerium/pomerium CRITICAL fixed in 0.22.2
▣

Scoring & Timeline

10
CRITICAL · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD30 May 2023 · 06:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/pomerium/pomerium/commit/d315e683357a9b587ba9ef399a8813bcc52fdebbPatch
https://github.com/pomerium/pomerium/releases/tag/v0.17.4Release Notes
https://github.com/pomerium/pomerium/releases/tag/v0.18.1Release Notes
https://github.com/pomerium/pomerium/releases/tag/v0.19.2Release Notes
https://github.com/pomerium/pomerium/releases/tag/v0.20.1Release Notes
https://github.com/pomerium/pomerium/releases/tag/v0.21.4Release Notes
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