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CVE-2016-10027

CVE-2016-10027

EPSS 1.5%
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.
Affected products
n/a · n/a

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References
https://community.igniterealtime.org/blogs/ignite/2016/11/22/smack-security-advisory-2016-11-22https://github.com/igniterealtime/Smack/commit/059ee99ba0d5ff7758829acf5a9aeede09ec820bhttps://github.com/igniterealtime/Smack/commit/a9d5cd4a611f47123f9561bc5a81a4555fe7cb04https://issues.igniterealtime.org/projects/SMACK/issues/SMACK-739https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4WXAZ4JVJXHMEDDXJVWJHPVBF5QCTZF/http://www.openwall.com/lists/oss-security/2016/12/22/12http://www.securityfocus.com/bid/95129