Cyber Resilience

CVE-2023-33532

RCE in Netgear R6250 Firmware 1.0.4.48

Public PoCRCECommand Injection
Published
06 June 2023
Modified
09 July 2026
CVSS Score v3.1 9.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.16 97th percentile
Risk Priority 87 floored blend · peak EPSS

Summary

CVE-2023-33532 is a critical-severity Command Injection (CWE-77) vulnerability in Netgear R6250 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Command and Scripting Interpreter (T1059); ranked in the top 3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

CVE-2023-33532 is a command injection vulnerability affecting the Netgear R6250 router running firmware version 1.0.4.48. The flaw, tracked under CWE-77, resides in the web management interface and permits an attacker to supply crafted parameters in POST requests that are executed by the underlying system.

An attacker who first obtains web management access can leverage the injection to execute arbitrary commands and escalate to shell-level privileges on the device. The vulnerability carries a CVSS 3.1 score of 9.8, reflecting network-accessible exploitation with no required user interaction or special privileges beyond initial management access.

The associated EPSS score rose from a low baseline after disclosure to a peak of 0.3026 on 2025-12-11 before receding to the current value of 0.1631, indicating a later surge in exploitation interest. Public references consist of Netgear product pages and a detailed proof-of-concept document hosted on GitHub that demonstrates the remote code execution path.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability Data

There is a command injection vulnerability in the Netgear R6250 router with Firmware Version 1.0.4.48. If an attacker gains web management privileges, they can inject commands into the post request parameters, thereby gaining shell privileges.

CWE(s)
CWE-77

Related Threats

MITRE ATT&CK Enterprise Techniques

T1059 Command and Scripting Interpreter Execution
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.
attack.mitre.org →
T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1059.001 PowerShell Execution
Adversaries may abuse PowerShell commands and scripts for execution.
attack.mitre.org →
T1059.003 Windows Command Shell Execution
Adversaries may abuse the Windows command shell for execution.
attack.mitre.org →
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
attack.mitre.org →
T1059.008 Network Device CLI Execution
Adversaries may abuse scripting or built-in command line interpreters (CLI) on network devices to execute malicious command and payloads.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-34563Same product: Netgear R6250
CVE-2025-50526Same vendor: Netgear
CVE-2024-35518Same vendor: Netgear
CVE-2024-57231Same vendor: Netgear
CVE-2024-54802Same vendor: Netgear
CVE-2024-52022Same vendor: Netgear
CVE-2024-57233Same vendor: Netgear
CVE-2025-45492Same vendor: Netgear
CVE-2024-57234Same vendor: Netgear
CVE-2023-33533Same vendor: Netgear

Affected Assets

netgear
r6250 firmware
1.0.4.48

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)

—

Validate
Prove the fix (OWASP ASVS)
  • V1.2.3
  • V1.2.5
  • V1.2.8
  • V1.2.9

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices directly require input validation and neutralization that prevent command injection.

DE.CM-09 partial match
prevents

Runtime monitoring of software and data can detect anomalous command execution resulting from injection.

ID.RA-01 partial match
prevents

Identifying recorded vulnerabilities enables remediation of command-injection flaws before exploitation.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.28 Secure coding mostly match
prevents

Secure coding standards require proper escaping and parameterization of commands, directly eliminating CWE-77.

A.8.29 Security testing in development and acceptance mostly match
finds

Security testing in development catches command-injection vulnerabilities before release.

A.8.25 Secure development life cycle partial match
prevents

Secure development life cycle mandates input validation and command construction practices that directly prevent command injection.

A.8.26 Application security requirements partial match
prevents

Application security requirements explicitly call for controls against injection flaws including command injection.

A.8.27 Secure system architecture and engineering principles partial match
prevents

Secure architecture principles reduce the attack surface but do not prescribe the specific neutralization techniques needed.

A.8.31 Separation of development, test and production environments none match
none

Environment separation limits the blast radius of an exploited command injection but does not prevent the flaw itself.

References