Published: 26/12/2015 Updated: 07/12/2016

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 5.9 | Impact Score: 3.6 | Exploitability Score: 2.2

VMScore: 383

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

Cisco Jabber 10.6.x, 11.0.x, and 11.1.x on Windows allows man-in-the-middle malicious users to conduct STARTTLS downgrade attacks and trigger cleartext XMPP sessions via unspecified vectors, aka Bug ID CSCuw87419.

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cisco jabber 10.6\\(2\\)

A vulnerability in the Cisco Jabber client could allow an unauthenticated, remote attacker to perform a STARTTLS downgrade attack The vulnerability exists because the client does not verify that an Extensible Messaging and Presence Protocol (XMPP) connection has been established with Transport Layer Security (TLS) An attacker could exploit this ...

CWE-200 http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151224-jab http://www.synacktiv.com/ressources/cisco_jabber_starttls_downgrade.pdf http://www.securityfocus.com/bid/79678 http://www.securitytracker.com/id/1034540 https://nvd.nist.gov http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151224-jab

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CVE-2015-6409

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