CVE-2016-10027

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.

CVSS v3.0 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J4WXAZ4JVJXHMEDDXJVWJHPVBF5QCTZF/	Third Party Advisory
https://issues.igniterealtime.org/projects/SMACK/issues/SMACK-739	Issue Tracking Vendor Advisory
https://github.com/igniterealtime/Smack/commit/a9d5cd4a611f47123f9561bc5a81a4555fe7cb04	Patch Third Party Advisory
https://github.com/igniterealtime/Smack/commit/059ee99ba0d5ff7758829acf5a9aeede09ec820b	Patch Third Party Advisory
https://community.igniterealtime.org/blogs/ignite/2016/11/22/smack-security-advisory-2016-11-22	Vendor Advisory
http://www.securityfocus.com/bid/95129	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2016/12/22/12	Mailing List Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:igniterealtime:smack:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*

Information

Published : 2017-01-12 15:59

Updated : 2021-02-23 08:13

NVD link : CVE-2016-10027

Mitre link : CVE-2016-10027

JSON object : View

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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Products Affected

igniterealtime

smack

fedoraproject

fedora

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