#VU11330 Improper input validation in Cisco IOS XE - CVE-2018-0196
Published: March 29, 2018 / Updated: March 29, 2018
Vulnerability identifier: #VU11330
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-0196
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco IOS XE
Cisco IOS XE
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote authenticated attacker to write arbitrary files to the target system.
The weakness exists in the web-based user interface (web UI) due to insufficient input validation of HTTP requests that are sent to the web UI. A remote attacker can send a malicious HTTP request to the web UI and write arbitrary files.
The weakness exists in the web-based user interface (web UI) due to insufficient input validation of HTTP requests that are sent to the web UI. A remote attacker can send a malicious HTTP request to the web UI and write arbitrary files.
Remediation
Update to versions 16.3.2, 16.3(1.28) or 11.3(1).