What is the CVSS score of CVE-2021-25812?

CVE-2021-25812 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%.

An Lianbao Wf 1 Firmware CVE-2021-25812

CRITICAL

Command Injection (CWE-77)

2021-04-29 cve@mitre.org

Command Injection An Lianbao Wf 1 Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/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: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

Apr 29, 2021 - 16:15 nvd

CRITICAL 9.8

DescriptionNVD

Command injection vulnerability in China Mobile An Lianbao WF-1 1.01 via the 'ip' parameter with a POST request to /api/ZRQos/set_online_client.

AnalysisAI

Command injection vulnerability in China Mobile An Lianbao WF-1 1.01 via the 'ip' parameter with a POST request to /api/ZRQos/set_online_client. 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 Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. Command injection vulnerability in China Mobile An Lianbao WF-1 1.01 via the 'ip' parameter with a POST request to /api/ZRQos/set_online_client. Affected products include: Chinamobile An Lianbao Wf-1 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.