CVE-2021-21336: Exposure of Sensitive Information to an Unauthorized Actor in Products.PluggableAuthService ZODBRoleManager
First published: Mon Mar 08 2021(Updated: )
### 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](https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7p) - [Products.PluggableAuthService on PyPI](https://github.com/zopefoundation/Products.PluggableAuthService) ### 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 [security@plone.org](mailto:security@plone.org)
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zope Products.pluggableauthservice | <2.6.0 | |
| Plone Plone | >=4.3.0<=4.3.20 | |
| Plone Plone | >=5.0<=5.2.4 | |
| pip/Products.PluggableAuthService | <2.6.0 | 2.6.0 |
| <2.6.0 | ||
| >=4.3.0<=4.3.20 | ||
| >=5.0<=5.2.4 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2021/05/21/1
- http://www.openwall.com/lists/oss-security/2021/05/22/1
- https://github.com/zopefoundation/Products.PluggableAuthService/commit/2dad81128250cb2e5d950cddc9d3c0314a80b4bb
- https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7p
- https://pypi.org/project/Products.PluggableAuthService/
- https://nvd.nist.gov/vuln/detail/CVE-2021-21336
- https://github.com/pypa/advisory-database/tree/main/vulns/products-pluggableauthservice/PYSEC-2021-44.yaml
- https://pypi.org/project/Products.PluggableAuthService
- https://github.com/advisories/GHSA-p75f-g7gx-2r7p (Advisory)
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.
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