What’s Vulnerable › Vulnerabilities

CVE-2018-0196

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-03-28 · updated 2026-06-17
• Weakness: CWE-20

Description

A vulnerability in the web-based user interface (web UI) of Cisco IOS XE Software could allow an authenticated, remote attacker to write arbitrary files to the operating system of an affected device. The vulnerability is due to insufficient input validation of HTTP requests that are sent to the web UI of the affected software. An attacker could exploit this vulnerability by sending a malicious HTTP request to the web UI of the affected software. A successful exploit could allow the attacker to write arbitrary files to the operating system of an affected device. Cisco Bug IDs: CSCvb22645.

Affected products

• Cisco IOS XE: 16.1.2, 16.2.0, 16.3(1)

References

• http://www.securityfocus.com/bid/103570
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-wfw
• http://www.securityfocus.com/bid/103570
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-wfw

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