What is the CVSS score of CVE-2021-37913?

CVE-2021-37913 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.8%.

Oaklouds Portal CVE-2021-37913

CRITICAL

OS Command Injection (CWE-78)

2021-09-15 twcert@cert.org.tw

Command Injection Oaklouds Portal

9.8

CVSS 3.1 · Vendor: cert

Severity by source

Vendor (cert) PRIMARY

9.8 CRITICAL

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

Primary rating from Vendor (cert) · only source for this CVE.

CVSS VectorVendor: cert

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 15, 2021 - 19:15 cve.org

CRITICAL 9.8

DescriptionCVE.org

The HGiga OAKlouds mobile portal does not filter special characters of the IPv6 Gateway parameter of the network interface card setting page. Remote attackers can use this vulnerability to perform command injection and execute arbitrary commands in the system without logging in.

AnalysisAI

The HGiga OAKlouds mobile portal does not filter special characters of the IPv6 Gateway parameter of the network interface card setting page. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, 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. The HGiga OAKlouds mobile portal does not filter special characters of the IPv6 Gateway parameter of the network interface card setting page. Remote attackers can use this vulnerability to perform command injection and execute arbitrary commands in the system without logging in. Affected products include: Hgiga Oaklouds Portal.

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.