CVE-2021-32620: Users registered with email verification can self re-activate their disabled accounts
First published: Tue May 18 2021(Updated: )
### Impact A user disabled on a wiki using email verification for registration can re-activate himself by using the activation link provided for his registration. ### Patches The problem has been patched in the following versions of XWiki: 11.10.13, 12.6.7, 12.10.2, 13.0. ### Workarounds It's possible to workaround the issue by resetting the `validkey` property of the disabled XWiki users. This can be done by editing the user profile with object editor. ### References https://jira.xwiki.org/browse/XWIKI-17942 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira](http://jira.xwiki.org) * Email us at [Security mailing-list](mailto:security@xwiki.org)
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| maven/org.xwiki.commons:xwiki-commons-core | >=11.6<11.10.13 | 11.10.13 |
| maven/org.xwiki.commons:xwiki-commons-core | >=12.10.0<12.10.2 | 12.10.2 |
| maven/org.xwiki.commons:xwiki-commons-core | >=12.0<12.6.7 | 12.6.7 |
| Xwiki | >=11.6<11.10.13 | |
| Xwiki | >=12.0<12.6.7 | |
| Xwiki | >=12.7<12.10.2 | |
| Xwiki | >=12.10.3<13.0 |
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Reference Links
- https://github.com/xwiki/xwiki-platform/commit/f9a677408ffb06f309be46ef9d8df1915d9099a4
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-76mp-659p-rw65
- https://jira.xwiki.org/browse/XWIKI-17942
- https://nvd.nist.gov/vuln/detail/CVE-2021-32620
- https://github.com/advisories/GHSA-76mp-659p-rw65 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2021-32620?
CVE-2021-32620 is classified as a moderate vulnerability due to the potential for unauthorized reactivation of disabled user accounts.
How do I fix CVE-2021-32620?
To fix CVE-2021-32620, upgrade to XWiki versions 11.10.13, 12.6.7, 12.10.2, or 13.0.
What systems are affected by CVE-2021-32620?
CVE-2021-32620 affects XWiki versions from 11.6 to 11.10.12, 12.0 to 12.6.6, and 12.7 to 12.10.1.
What impact does CVE-2021-32620 have on user accounts?
CVE-2021-32620 allows users who have been disabled on a wiki to reactivate themselves using an activation link.
How can I determine if my XWiki installation is vulnerable to CVE-2021-32620?
You can determine if your XWiki installation is vulnerable by checking if it is running any versions prior to the patched versions.
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