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Vigil@nce - MediaWiki: open redirect via Title_blacklist

January 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...

SYNTHESIS OF THE VULNERABILITY

An attacker can deceive the user via Title_blacklist of MediaWiki, in order to redirect him to a malicious site.

- Impacted products: Debian.
- Severity: 1/4.
- Consequences: user access/rights, data reading.
- Provenance: internet client.
- Confidence: confirmed by the editor (5/5).
- Creation date: 30/12/2019.

DESCRIPTION OF THE VULNERABILITY

The MediaWiki product offers a web service.

However, the web service accepts to redirect the victim with no warning, to an external site indicated by the attacker.

An attacker can therefore deceive the user via Title_blacklist of MediaWiki, in order to redirect him to a malicious site.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/...




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