CVE-2023-34467
XWiki Platform may retrieve email addresses of all users
Description
### Impact The mail obfuscation configuration was not fully taken into account and while the mail displayed to the end user was obfuscated: - the rest response was also containing the mail unobfuscated - user were able to filter and sort on the unobfuscated (allowing to infer the mail content) The consequence was the possibility to retrieve the email addresses of all users even when obfuscated. See https://jira.xwiki.org/browse/XWIKI-20333 for the reproduction steps. ### Patches This has been patched in XWiki 14.10.4, XWiki 14.4.8, and XWiki 15.0-rc-1. ### Workarounds The workaround is to modify the page `XWiki.LiveTableResultsMacros` following this [patch](https://github.com/xwiki/xwiki-platform/commit/71f889db9962df2d385f4298e29cfbc9050b828a#diff-5a739e5865b1f1ad9d79b724791be51b0095a0170cc078911c940478b13b949a). ### References https://jira.xwiki.org/browse/XWIKI-20333 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira XWiki.org](https://jira.xwiki.org/) * Email us at [Security Mailing List](mailto:security@xwiki.org) ### Attribution This vulnerability has been reported on Intigriti by @floerer
How to fix CVE-2023-34467
To remediate CVE-2023-34467, upgrade the affected package to a fixed version below.
- —upgrade to 14.4.8 or later
Is CVE-2023-34467 being exploited?
Low — EPSS is 1.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 3.5-milestone-1, < 14.4.8