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Vulnerability record · public intelligence
CVE-2024-20521
MEDIUM

Cisco Small Business RV042, RV042G, RV320, and RV325 Remote Command Execution Vulnerabilities

Published Oct 2, 2024 · Updated Nov 3, 2026

Severity · CVSSMEDIUM · Not scored
Known exploitationNot listed
EPSS / likelihood0.66%
QFinch risk scoreNot available

Original summary

Normalized public record · Updated Nov 3, 2026

Cisco Small Business RV042, RV042G, RV320, and RV325 Remote Command Execution Vulnerabilities

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to execute arbitrary code as the root user. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.   This vulnerability is due to improper validation of user-supplied input in the web-based management interface. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute arbitrary code on the underlying operating system as the root user.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

FIRST-EPSSCVE-LIST-V5
SSVC priority
LOW
Confidence
Not available
Aliases
None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. cisco-sa-sb-rv04x_rv32x_vulns-yJ2OSDhV ↗

Record history

Published Oct 2, 2024 · Last refreshed Nov 3, 2026