CVE-2023-29137
First published: Fri Mar 31 2023(Updated: )
An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. The UserImpactHandler for GrowthExperiments inadvertently returns the timezone preference for arbitrary users, which can be used to de-anonymize users.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MediaWiki MediaWiki | <=1.39.3 |
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Reference Links
Frequently Asked Questions
What is CVE-2023-29137?
CVE-2023-29137 is a vulnerability in the GrowthExperiments extension for MediaWiki through version 1.39.3 that allows for de-anonymization of users.
What is the severity of CVE-2023-29137?
The severity of CVE-2023-29137 is medium, with a severity score of 4.3.
How does CVE-2023-29137 impact MediaWiki?
CVE-2023-29137 impacts MediaWiki by inadvertently returning the timezone preference for arbitrary users, which can be used to de-anonymize them.
How can the CVE-2023-29137 vulnerability be fixed?
To fix the CVE-2023-29137 vulnerability, users should update to a version of the GrowthExperiments extension for MediaWiki that is later than 1.39.3.
Is there any additional information about CVE-2023-29137?
Yes, you can find additional information about CVE-2023-29137 at the following link: [Phabricator Issue](https://phabricator.wikimedia.org/T328643).
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