Improper input validation in Cisco iOS Xe
CVE-2018-0196
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.010 (61.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: -0.000
Affected products
- Cisco iOS Xe — versions 16.3(1), 16.2.0, 16.3\(1\)
- Cisco iOS Xe — versions Cisco IOS XE
Weakness classification (CWE)
References
- www.securityfocus.com/bid/103570 (VDB Entry, Third Party Advisory, vdb-entry)
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328… (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0196?
- CVE-2018-0196 is a medium-severity vulnerability in Cisco iOS Xe, classified under Improper Input Validation. CVSS score: 4.9/10. Published 2018-03-28.
- How severe is CVE-2018-0196?
- Medium severity. CVSS v3 base score is 4.9 out of 10.