A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP co…

Published 9 y ago 2016-12-14 · modified 4 mo ago 2026-06-17 · JSON

CVSS

6.5

v3.0 · NVD

CISA KEV

not known exploited

EPSS

2.0%

percentile 81%

Public exploits

none known

A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. This does not allow for full traffic proxy through the Expressway. Affected Products: This vulnerability affects Cisco Expressway Series Software and Cisco TelePresence Video Communication Server (VCS). More Information: CSCvc10834. Known Affected Releases: X8.7.2 X8.8.3. Known Fixed Releases: X8.9.

Exploit prediction (EPSS)

2.02% probability of exploitation in the next 30 days, higher than 81% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	6.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L`
NVD	2.0	6.4	`AV:N/AC:L/Au:N/C:P/I:N/A:P`

Affected products

n/a Cisco Expressway

Classification

Weakness

CWE-20 Improper Input Validation
CWE-254 7PK - Security Features

References

securityfocus.com /bid/94797 · vdb-entry, x_refsource_BID, x_transferred
securitytracker.com /id/1037422 · vdb-entry, x_refsource_SECTRACK, x_transferred
tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-expressway · x_refsource_CONFIRM, x_transferred

Sources

CVE List: CVE-2016-9207
NVD: CVE-2016-9207

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