Cisco IOS Software and Cisco IOS XE Software Denial-of-Service Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM

6.5 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitation Likelihood

EPSS Prediction

2.32 %

Predictive Probability

Percentile Rank

84.5 th

Documented as more likely to be exploited than 84.5% of known CVEs.

Detection Date

Mar 03, 2022

Remediation Due

Mar 24, 2022

CISA Catalog Active

Threat Analysis

A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause autonomic nodes of an affected system to reload, resulting in denial-of-service (DoS).

Remediation Directive

Apply updates per vendor instructions.

External Intelligence

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2017-6663