Is CVE-2023-49403 actively exploited?

No active exploitation of CVE-2023-49403 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-49403 be exploited remotely?

Yes. CVE-2023-49403 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-49403?

CVE-2023-49403 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-49403

CWE-787Published: December 7, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

Tenda W30E V16.01.0.12(4843) was discovered to contain a command injection vulnerability via the function setFixTools.

NVD Source

Risk Analysis

This flaw involves a command injection vulnerability in the Tenda W30E firmware. The critical 9.8 CVSS score reflects the high risk of unauthorized system command execution by remote, unauthenticated attackers.

No public exploit is currently known, and the vulnerability is not in the KEV database. The flaw is remotely exploitable with low attack complexity.

Recommended Action

Apply the latest firmware updates provided by Tenda for the W30E device.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-49403 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.