CVE-2020-13998

Medium

Description

Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

SeverityMedium

CVSS5.3

Exploit probability—

Product

Citrix Xenapp

PublishedJun 11, 2020

First seenJun 11, 2020

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
citrix xenapp	6.5.0.0	—

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