CVE-2016-10027

Medium

Description

Race condition in the XMPP library in Smack before 4.1.9, when the SecurityMode.required TLS setting has been set, allows man-in-the-middle attackers to bypass TLS protections and trigger use of cleartext for client authentication by stripping the "starttls" feature from a server response.

SeverityMedium
CVSS5.9
Exploit probability—
ProductIgniterealtime Smack
PublishedJan 12, 2017
First seenJan 12, 2017

How to fix

Update
  • igniterealtime smack4.1.9 or later
  • org.igniterealtime.smack:smack-core4.1.9 or later

Affected products

ProductAffected versionsFixed in
igniterealtime smackv < 4.1.94.1.9
fedoraproject fedora25—
org.igniterealtime.smack:smack-coreMavenv < 4.1.94.1.9

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CVE-2016-10027 · Igniterealtime Smack · Dark Radar