What is the CVSS score of CVE-2022-34390?

CVE-2022-34390 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Alienware Area 51 R5 Firmware CVE-2022-34390

HIGH

Use of Uninitialized Variable (CWE-457)

2022-10-12 security_alert@emc.com

RCE Dell Alienware Area 51 R5 Firmware Alienware Area 51 R4 Firmware

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 12, 2022 - 20:15 nvd

HIGH 7.8

DescriptionNVD

Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

AnalysisAI

Dell BIOS contains a use of uninitialized variable vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-457. Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM. Affected products include: Dell Alienware Area-51 R5 Firmware, Dell Alienware Area-51 R4 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.