CVE-2020-15223

Ignored storage errors on token revokation in ORY Fosite

HIGH
8
CVSS Score
Published: September 24, 2020 at 04:15 PM UTC
Updated: June 17, 2026 at 02:56 AM UTC
1 product affected across 1 vendorFosite

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Severity
HIGH8
Exploit prediction
EPSS 2%

Description

In ORY Fosite (the security first OAuth2 & OpenID Connect framework for Go) before version 0.34.0, the `TokenRevocationHandler` ignores errors coming from the storage. This can lead to unexpected 200 status codes indicating successful revocation while the token is still valid. Whether an attacker can use this for her advantage depends on the ability to trigger errors in the store. This is fixed in version 0.34.0

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.34.0
Affected range stops below 0.34.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

8HIGHGitHub_M
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-755CWE-754

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