Medium severity · published Dec 26, 2015
CVE-2015-6409
Cisco Jabber 10.6.x, 11.0.x, and 11.1.x on Windows allows man-in-the-middle attackers to conduct STARTTLS downgrade attacks and trigger cleartext XMPP sessions via unspecified…
5.9
CVSS
1.3%
EPSS
No
On KEV
Description
Cisco Jabber 10.6.x, 11.0.x, and 11.1.x on Windows allows man-in-the-middle attackers to conduct STARTTLS downgrade attacks and trigger cleartext XMPP sessions via unspecified vectors, aka Bug ID CSCuw87419.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JA
Jabber · Cisco
10.6(2) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-6409
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-6409
Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151224-jab
www.securityfocus.com
http://www.securityfocus.com/bid/79678
www.securitytracker.com
http://www.securitytracker.com/id/1034540
Third Party Advisory
http://www.synacktiv.com/ressources/cisco_jabber_starttls_downgrade.pdf
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