CVE-2021-21337

MEDIUM5.7EPSS 1.8%

URL Redirection to Untrusted Site ('Open Redirect') in Products.PluggableAuthService

發布日:2021/3/8修改日:2026/3/13

描述

### Impact _What kind of vulnerability is it? Who is impacted?_ Open redirect vulnerability - a maliciously crafted link to the login form and login functionality could redirect the browser to a different website. ### Patches _Has the problem been patched? What versions should users upgrade to?_ The problem has been fixed in version 2.6.1. Depending on how you have installed Products.PluggableAuthService, you should change the buildout version pin to `2.6.1` and re-run the buildout, or if you used `pip` simply do `pip install "Products.PluggableAuthService>=2.6.1"` ### Workarounds _Is there a way for users to fix or remediate the vulnerability without upgrading?_ There is no workaround. Users are encouraged to upgrade. ### References _Are there any links users can visit to find out more?_ - [GHSA-p44j-xrqg-4xrr](https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p44j-xrqg-4xrr) - [Products.PluggableAuthService on PyPI](https://pypi.org/project/Products.PluggableAuthService/) - [OWASP page on open redirects](https://cheatsheetseries.owasp.org/cheatsheets/Unvalidated_Redirects_and_Forwards_Cheat_Sheet.html) ### For more information If you have any questions or comments about this advisory: * Open an issue in the [Products.PluggableAuthService issue tracker](https://github.com/zopefoundation/Products.PluggableAuthService/issues) * Email us at [[email protected]](mailto:[email protected])

受影響套件(2)

CVSS 分數

來源版本嚴重程度向量
osvCVSS 4.0—CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
osvCVSS 3.1MEDIUM5.7CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

參考連結(8)