CVE-2021-21336: Exposure of Sensitive Information to an Unauthorized Actor in Products.PluggableAuthService ZODBRoleManager
Impact What kind of vulnerability is it? Who is impacted?
Information disclosure vulnerability - everyone can list the names of roles defined in the ZODB Role Manager plugin if the site uses this plugin.
Patches Has the problem been patched? What versions should users upgrade to?
The problem has been fixed in version 2.6.0. Depending on how you have installed Products.PluggableAuthService, you should change the buildout version pin to 2.6.0 and re-run the buildout, or if you used pip simply do pip install "Products.PluggableAuthService>=2.6.0"
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-p75f-g7gx-2r7p - Products.PluggableAuthService on PyPI
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 security@plone.org
Other sources
Products.PluggableAuthService is a pluggable Zope authentication and authorization framework. In Products.PluggableAuthService before version 2.6.0 there is an information disclosure vulnerability - everyone can list the names of roles defined in the ZODB Role Manager plugin if the site uses this plugin. The problem has been fixed in version 2.6.0. Depending on how you have installed Products.PluggableAuthService, you should change the buildout version pin to 2.6.0 and re-run the buildout, or if you used pip simply do pip install "Products.PluggableAuthService>=2.6.0".
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2021-21336?
CVE-2021-21336 is an information disclosure vulnerability in Products.PluggableAuthService before version 2.6.0.
How does CVE-2021-21336 affect Zope Products.pluggableauthservice?
CVE-2021-21336 affects Zope Products.pluggableauthservice versions up to 2.6.0.
How does CVE-2021-21336 affect Plone?
CVE-2021-21336 affects Plone versions 4.3.0 to 4.3.20 and 5.0 to 5.2.4.
What is the severity of CVE-2021-21336?
CVE-2021-21336 has a severity rating of 6.5 (Medium).
How can the information disclosure vulnerability in Products.PluggableAuthService be fixed?
To fix the information disclosure vulnerability in Products.PluggableAuthService, upgrade to version 2.6.0 or later.