National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-10027 Detail

Current 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.

Source:  MITRE
Description Last Modified:  01/12/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.9 MEDIUM
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.2


Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 2.6 LOW
Vector: (AV:N/AC:H/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 4.9


Access Vector (AV): Network
Access Complexity (AC): High
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2016/12/22/12 Issue Tracking 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 Issue Tracking Patch Third Party Advisory
https://github.com/igniterealtime/Smack/commit/a9d5cd4a611f47123f9561bc5a81a4555fe7cb04 Issue Tracking Patch Third Party Advisory
https://issues.igniterealtime.org/projects/SMACK/issues/SMACK-739 Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J4WXAZ4JVJXHMEDDXJVWJHPVBF5QCTZF/ Third Party Advisory

Technical Details

Vulnerability Type (View All)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-10027
NVD Published Date:
01/12/2017
NVD Last Modified:
01/18/2017