CVE-2020-3257
High
Description
Multiple vulnerabilities in the Cisco IOx application environment of Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) and Cisco 1000 Series Connected Grid Routers (CGR1000) that are running Cisco IOS Software could allow an attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
SeverityHigh
CVSS8.1
Exploit probability—
Product
Cisco Ios
PublishedJun 3, 2020
First seenJun 3, 2020
Weakness typeCWE-20Improper input validation
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco ios | 15.8\(3.0z\)m1, 15.9 | — |
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