| パッケージ | 影響を受けるバージョン | 修正済みバージョン |
|---|---|---|
| yiisoft/yii2-authclient | < 2.2.15 | 2.2.15 |
| yii2-authclient | < 2.2.15 | 2.2.15 |
What kind of vulnerability is it? Who is impacted?
Original Report:
The Oauth2 PKCE implementation is vulnerable in 2 ways:
- The
authCodeVerifiershould be removed after usage (similar to 'authState')- There is a risk for a "downgrade attack" if PKCE is being relied on for CSRF protection.
Has the problem been patched? What versions should users upgrade to?
2.2.15
Is there a way for users to fix or remediate the vulnerability without upgrading?
not known yet.
Are there any links users can visit to find out more?
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