What is the CVSS score of CVE-2022-46642?

CVE-2022-46642 has a CVSS 3.1 base score of 9.9 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 3.1%.

Is there a public PoC exploit available for CVE-2022-46642?

Yes, a public proof-of-concept exploit is available for CVE-2022-46642. Prioritise patching immediately. EPSS: 3.1%.

Dir 846 Firmware CVE-2022-46642

CRITICAL

Command Injection (CWE-77)

2022-12-23 cve@mitre.org

D-Link Command Injection Dir 846 Firmware

9.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.9 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 23, 2022 - 15:15 nvd

CRITICAL 9.9

DescriptionNVD

D-Link DIR-846 A1_FW100A43 was discovered to contain a command injection vulnerability via the auto_upgrade_hour parameter in the SetAutoUpgradeInfo function.

AnalysisAI

D-Link DIR-846 A1_FW100A43 was discovered to contain a command injection vulnerability via the auto_upgrade_hour parameter in the SetAutoUpgradeInfo function. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, 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. D-Link DIR-846 A1_FW100A43 was discovered to contain a command injection vulnerability via the auto_upgrade_hour parameter in the SetAutoUpgradeInfo function. Affected products include: Dlink Dir-846 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.