CVEvulnerability
CVE-2016-10027
5.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-01-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.9 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-362
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.
Affected configurations
• igniterealtime smack (< 4.1.9)
• fedoraproject fedora 25
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- http://www.openwall.com/lists/oss-security/2016/12/22/12 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95129 Third Party Advisory, VDB Entry
- https://community.igniterealtime.org/blogs/ignite/2016/11/22/smack-security-advisory-2016-11-22 Vendor Advisory
- https://github.com/igniterealtime/Smack/commit/059ee99ba0d5ff7758829acf5a9aeede09ec820b Patch, Third Party Advisory
- https://github.com/igniterealtime/Smack/commit/a9d5cd4a611f47123f9561bc5a81a4555fe7cb04 Patch, Third Party Advisory
- https://issues.igniterealtime.org/projects/SMACK/issues/SMACK-739 Issue Tracking, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4WXAZ4JVJXHMEDDXJVWJHPVBF5QCTZF/ lists.fedoraproject.org
- http://www.openwall.com/lists/oss-security/2016/12/22/12 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95129 Third Party Advisory, VDB Entry
- https://community.igniterealtime.org/blogs/ignite/2016/11/22/smack-security-advisory-2016-11-22 Vendor Advisory
- https://github.com/igniterealtime/Smack/commit/059ee99ba0d5ff7758829acf5a9aeede09ec820b Patch, Third Party Advisory
- https://github.com/igniterealtime/Smack/commit/a9d5cd4a611f47123f9561bc5a81a4555fe7cb04 Patch, Third Party Advisory
- https://issues.igniterealtime.org/projects/SMACK/issues/SMACK-739 Issue Tracking, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4WXAZ4JVJXHMEDDXJVWJHPVBF5QCTZF/ lists.fedoraproject.org