Medium severity · published Aug 17, 2017
CVE-2017-6790
A vulnerability in the Session Initiation Protocol (SIP) on the Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to cause a…
6.8
CVSS
2%
EPSS
No
On KEV
Description
A vulnerability in the Session Initiation Protocol (SIP) on the Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the targeted appliance. The vulnerability is due to excessive SIP traffic sent to the device. An attacker could exploit this vulnerability by transmitting large volumes of SIP traffic to the VCS. An exploit could allow the attacker to cause a complete DoS condition on the targeted system. Cisco Bug IDs: CSCve32897.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TV
Telepresence Video Communication Server · Cisco
x8.7; x8.7.1; x8.7.2; x8.7.3; x8.8; x8.9 · source: NVD
Affected product
TV
Telepresence Video Communication Server
Cisco
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6790
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-6790
Third Party Advisory
http://www.securityfocus.com/bid/100369
Third Party Advisory
http://www.securitytracker.com/id/1039185
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170816-vcs
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