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GHSA-r38m-cgpg-qj69
No affected components available
Impact
Any user with edit right on a page of the wiki can create an XClass with a database list property that references a password property, for example the password hash that is stored for users. When adding an object of that XClass, the content of that password property is displayed. In practice, with a standard rights setup, this means that any user with an account on the wiki can access password hashes of all users, and possibly other password properties (with hashed or plain storage) that are on pages that the user can view.
Patches
This vulnerability has been pached in XWiki 16.4.7, 16.10.5, and 17.2.0 by disallowing the use of password properties in database list properties. Additionally, queries for email properties are disallowed, too, when email obfuscation is enabled.
Workarounds
We're not aware of any workarounds.
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker needs basic access or low-level privileges. No user interaction is needed for the attacker to exploit this vulnerability.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
Probability that this vulnerability will be exploited in the wild within the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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