What is the CVSS score of CVE-2023-31756?

CVE-2023-31756 has a CVSS 3.1 base score of 6.7 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.8%.

Is there a public PoC exploit available for CVE-2023-31756?

Yes, a public proof-of-concept exploit is available for CVE-2023-31756. Prioritise patching immediately. EPSS: 1.8%.

Archer Vr1600V Firmware CVE-2023-31756

MEDIUM

OS Command Injection (CWE-78)

2023-05-19 cve@mitre.org

TP-Link Command Injection Archer Vr1600V Firmware

6.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.7 MEDIUM

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 19, 2023 - 13:15 nvd

MEDIUM 6.7

DescriptionNVD

A command injection vulnerability exists in the administrative web portal in TP-Link Archer VR1600V devices running firmware Versions <= 0.1.0. 0.9.1 v5006.0 Build 220518 Rel.32480n which allows remote attackers, authenticated to the administrative web portal as an administrator user to open an operating system level shell via the 'X_TP_IfName' parameter.

AnalysisAI

A command injection vulnerability exists in the administrative web portal in TP-Link Archer VR1600V devices running firmware Versions <= 0.1.0. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. Public exploit code available and 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. A command injection vulnerability exists in the administrative web portal in TP-Link Archer VR1600V devices running firmware Versions <= 0.1.0. 0.9.1 v5006.0 Build 220518 Rel.32480n which allows remote attackers, authenticated to the administrative web portal as an administrator user to open an operating system level shell via the 'X_TP_IfName' parameter. Affected products include: Tp-Link Archer Vr1600V 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.