Denial of service in Cisco IOS XE - CVE-2017-3856

 

Denial of service in Cisco IOS XE - CVE-2017-3856

Published: March 23, 2017


Vulnerability identifier: #VU6163
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-3856
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco IOS XE

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS conditions on the target system.

The weakness exists due to insufficient resource handling. A remote can send a high number of requests to the web user interface and cause the affected device to reload.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-3856

Install update from vendor's website.

Sources