What is the CVSS score of CVE-2023-38866?

CVE-2023-38866 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: 2.1%.

Is there a public PoC exploit available for CVE-2023-38866?

Yes, a public proof-of-concept exploit is available for CVE-2023-38866. Prioritise patching immediately. EPSS: 2.1%.

Cf Xr11 Firmware CVE-2023-38866

CRITICAL

Command Injection (CWE-77)

2023-08-15 cve@mitre.org

Command Injection Cf Xr11 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

Aug 15, 2023 - 20:15 nvd

CRITICAL 9.8

DescriptionNVD

COMFAST CF-XR11 V2.7.2 has a command injection vulnerability detected at function sub_415588. Attackers can send POST request messages to /usr/bin/webmgnt and inject commands into parameter interface and display_name.

AnalysisAI

COMFAST CF-XR11 V2.7.2 has a command injection vulnerability detected at function sub_415588. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and 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. COMFAST CF-XR11 V2.7.2 has a command injection vulnerability detected at function sub_415588. Attackers can send POST request messages to /usr/bin/webmgnt and inject commands into parameter interface and display_name. Affected products include: Comfast Cf-Xr11 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.