What is the CVSS score of CVE-2023-40193?

CVE-2023-40193 has a CVSS 3.1 base score of 8.0 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Deco M4 Firmware CVE-2023-40193

HIGH

OS Command Injection (CWE-78)

2023-09-06 vultures@jpcert.or.jp

Command Injection Deco M4 Firmware

8.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.0 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 06, 2023 - 10:15 nvd

HIGH 8.0

DescriptionNVD

Deco M4 firmware versions prior to 'Deco M4(JP)_V2_1.5.8 Build 20230619' allows a network-adjacent authenticated attacker to execute arbitrary OS commands.

AnalysisAI

Deco M4 firmware versions prior to 'Deco M4(JP)_V2_1.5.8 Build 20230619' allows a network-adjacent authenticated attacker to execute arbitrary OS commands. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. Deco M4 firmware versions prior to 'Deco M4(JP)_V2_1.5.8 Build 20230619' allows a network-adjacent authenticated attacker to execute arbitrary OS commands. Affected products include: Tp-Link Deco M4 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.