What is the CVSS score of CVE-2022-38308?

CVE-2022-38308 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: 20.3%.

Is there a public PoC exploit available for CVE-2022-38308?

Yes, a public proof-of-concept exploit is available for CVE-2022-38308. Prioritise patching immediately. EPSS: 20.3%.

A7000Ru Firmware CVE-2022-38308

CRITICAL

OS Command Injection (CWE-78)

2022-09-14 cve@mitre.org

Command Injection A7000Ru 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

Sep 14, 2022 - 21:15 nvd

CRITICAL 9.8

DescriptionNVD

TOTOLink A700RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the lang parameter in the function cstesystem. This vulnerability allows attackers to execute arbitrary commands via a crafted payload.

AnalysisAI

TOTOLink A700RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the lang parameter in the function cstesystem. 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 OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. TOTOLink A700RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the lang parameter in the function cstesystem. This vulnerability allows attackers to execute arbitrary commands via a crafted payload. Affected products include: Totolink A7000Ru 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.