GitHub Advisoryadvisory · PyPI
GHSA-p44j-xrqg-4xrr URL Redirection to Untrusted Site ('Open Redirect') in Products.PluggableAuthService
MEDIUM
Official page ↗
- Aliases
- CVE-2021-21337
- Ecosystem
- PyPI
- Packages
- Products.PluggableAuthService
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-601
- Reviewed
- 2021-03-08
Affected packages
• PyPI Products.PluggableAuthService: < 2.6.1 → fixed in 2.6.1
Description
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
• Products.PluggableAuthService on PyPI
• OWASP page on open redirects
For more information
If you have any questions or comments about this advisory:
• Open an issue in the Products.PluggableAuthService issue tracker
• Email us at [email protected]
Related
Alias · CVE (1)
- CVE-2021-21337 Products.PluggableAuthService is a pluggable Zope authentication and authorization framework. vulnerability
Weakness · CWE (1)
- CWE-601 URL Redirection to Untrusted Site weakness
References
- https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p44j-xrqg-4xrr web
- https://nvd.nist.gov/vuln/detail/CVE-2021-21337 advisory
- https://github.com/zopefoundation/Products.PluggableAuthService/commit/7eead067898852ebd3e0f143bc51295928528dfa web
- https://github.com/pypa/advisory-database/tree/main/vulns/products-pluggableauthservice/PYSEC-2021-45.yaml web
- https://github.com/zopefoundation/Products.PluggableAuthService package
- https://pypi.org/project/Products.PluggableAuthService web
- http://packetstormsecurity.com/files/162911/Products.PluggableAuthService-2.6.0-Open-Redirect.html web