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CVE-2016-1400

20
FAUCET Score

CVE-2016-1400 describes a denial-of-service vulnerability in Cisco TelePresence Video Communications Server (VCS) X8.x before X8.7.2. An unauthenticated remote attacker can exploit this flaw by sending a specially crafted URI within a SIP header, leading to service disruption. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity, resulting in high impact to availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
x8.1.1CPE matchmatch criteria
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.1.1:*:*:*:*:*:*:*
x8.1.2CPE matchmatch criteria
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.1.2:*:*:*:*:*:*:*
x8.1_baseCPE matchmatch criteria
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.1_base:*:*:*:*:*:*:*
x8.2.1CPE matchmatch criteria
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.2.1:*:*:*:*:*:*:*
x8.2.2CPE matchmatch criteria
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.2.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.76%
Probability of exploitation in next 30 days
EPSS Percentile
75.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0176 is in the 58th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20160516-vcs
Vendor Advisory
securitytracker.com / id/1035899