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Cisco TelePresence Video Communication Server Expressway Denial of Service Vulnerability

Information

Severity

Severity

Medium

Family

Family

CISCO

CVSSv2 Base

CVSSv2 Base

5.5

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:N/A:P

Solution Type

Solution Type

Vendor Wont Fix

Created

Created

7 years ago

Modified

Modified

4 years ago

Summary

Cisco TelePresence Video Communication Server Expressway is prone to a denial-of-service vulnerability.

Insight

Insight

The vulnerability is due to insufficient validation of declared document type definitions (DTD) stored externally. An attacker could exploit this vulnerability by supplying a specially crafted XML file to the targeted system. An exploit could allow the attacker to launch a denial of service or read arbitrary files. This issue is being tracked by Cisco bug ID CSCuv31853

Affected Software

Affected Software

Cisco TelePresence Video Communication Server Expressway X8.5.3

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.

Common Vulnerabilities and Exposures (CVE)