Cisco RV Series Routers Deserialization of Untrusted Data Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

8.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

5.60 %

Predictive Probability

Percentile Rank

90.3 th

Documented as more likely to be exploited than 90.3% of known CVEs.

Detection Date

Jun 08, 2022

Remediation Due

Jun 22, 2022

CISA Catalog Active

Threat Analysis

A deserialization of untrusted data vulnerability in the web-based management interface of certain Cisco Small Business RV Series Routers could allow an attacker to execute code with root privileges.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2019-15271