What is the CVSS score of CVE-2022-47758?

CVE-2022-47758 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: 1.3%.

Is there a public PoC exploit available for CVE-2022-47758?

Yes, a public proof-of-concept exploit is available for CVE-2022-47758. Prioritise patching immediately. EPSS: 1.3%.

Nanoleaf Firmware CVE-2022-47758

CRITICAL

Improper Certificate Validation (CWE-295)

2023-04-27 cve@mitre.org

RCE Nanoleaf 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 27, 2023 - 02:15 nvd

CRITICAL 9.8

DescriptionNVD

Nanoleaf firmware v7.1.1 and below is missing TLS verification, allowing attackers to execute arbitrary code via a DNS hijacking attack.

AnalysisAI

Nanoleaf firmware v7.1.1 and below is missing TLS verification, allowing attackers to execute arbitrary code via a DNS hijacking attack. 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 under CWE-295. Nanoleaf firmware v7.1.1 and below is missing TLS verification, allowing attackers to execute arbitrary code via a DNS hijacking attack. Affected products include: Nanoleaf Nanoleaf Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.