CVE-2016-10027 | BDVDB-2026-80312 Detail
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://github.com/igniterealtime/Smack/commit/059ee99ba0d5ff7758829acf5a9aeede09ec820b
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4WXAZ4JVJXHMEDDXJVWJHPVBF5QCTZF/
- http://www.securityfocus.com/bid/95129
- https://issues.igniterealtime.org/projects/SMACK/issues/SMACK-739
- https://github.com/igniterealtime/Smack/commit/a9d5cd4a611f47123f9561bc5a81a4555fe7cb04
- http://www.openwall.com/lists/oss-security/2016/12/22/12
- https://community.igniterealtime.org/blogs/ignite/2016/11/22/smack-security-advisory-2016-11-22
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.