What is the CVSS score of CVE-2020-6842?

CVE-2020-6842 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.3%.

Dch M225 Firmware CVE-2020-6842

HIGH

OS Command Injection (CWE-78)

2020-02-21 cve@mitre.org

Command Injection D-Link Dch M225 Firmware

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 21, 2020 - 16:15 nvd

HIGH 7.2

DescriptionNVD

D-Link DCH-M225 1.05b01 and earlier devices allow remote authenticated admins to execute arbitrary OS commands via shell metacharacters in the media renderer name.

AnalysisAI

D-Link DCH-M225 1.05b01 and earlier devices allow remote authenticated admins to execute arbitrary OS commands via shell metacharacters in the media renderer name. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, 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. D-Link DCH-M225 1.05b01 and earlier devices allow remote authenticated admins to execute arbitrary OS commands via shell metacharacters in the media renderer name. Affected products include: Dlink Dch-M225 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.