What is the CVSS score of CVE-2023-38921?

CVE-2023-38921 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.4%.

Wg302V2 Firmware CVE-2023-38921

HIGH

Command Injection (CWE-77)

2023-08-07 cve@mitre.org

Netgear Command Injection Wg302V2 Firmware Wag302V2 Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 07, 2023 - 19:15 nvd

HIGH 8.8

DescriptionNVD

AnalysisAI

Netgear WG302v2 v5.2.9 and WAG302v2 v5.1.19 were discovered to contain multiple command injection vulnerabilities in the upgrade_handler function via the firmwareRestore and firmwareServerip. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. Netgear WG302v2 v5.2.9 and WAG302v2 v5.1.19 were discovered to contain multiple command injection vulnerabilities in the upgrade_handler function via the firmwareRestore and firmwareServerip parameters. Affected products include: Netgear Wg302V2 Firmware, Netgear Wag302V2 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.