CVE-2017-6790

Name: CVE-2017-6790
Creator: NVD / NIST
Published: 2017-08-17T20:29:00.947+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.03%

Last modified Jun 17, 2026

CVE-2017-6790 is a vulnerability of currently unknown severity. 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. EPSS estimates a 2.03% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.03%

78.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cisco	Telepresence Video Communication Server	x8.7
Cisco	Telepresence Video Communication Server	x8.7.1
Cisco	Telepresence Video Communication Server	x8.7.2
Cisco	Telepresence Video Communication Server	x8.7.3
Cisco	Telepresence Video Communication Server	x8.8
Cisco	Telepresence Video Communication Server	x8.9

References

http://www.securityfocus.com/bid/100369Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039185Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170816-vcsVendor Advisory
http://www.securityfocus.com/bid/100369Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039185Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170816-vcsVendor Advisory

Timeline

Published: Aug 17, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-6790?

How severe is CVE-2017-6790?

Severity scoring for CVE-2017-6790 is pending analysis. The EPSS model estimates a 2.03% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6790?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6790?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST