What is the CVSS score of CVE-2018-8429?

CVE-2018-8429 has a CVSS 3.0 base score of 5.5 (Medium). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. EPSS exploitation probability: 12.3%.

Is there a patch available for CVE-2018-8429?

Yes, a patch is available for CVE-2018-8429. Update the affected software to the latest version immediately.

Excel CVE-2018-8429

MEDIUM

Information Exposure (CWE-200)

2018-09-13 secure@microsoft.com

Microsoft Information Disclosure Excel Excel Viewer Office Office Compatibility Pack Office For Mac

5.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Sep 13, 2018 - 00:29 nvd

MEDIUM 5.5

DescriptionNVD

AnalysisAI

An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka "Microsoft Excel Information Disclosure Vulnerability." This affects Microsoft. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. This Exposure of Sensitive Information vulnerability could allow attackers to access sensitive data that should not be disclosed.

Technical ContextAI

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka "Microsoft Excel Information Disclosure Vulnerability." This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel. Affected products include: Microsoft Excel, Microsoft Excel Viewer, Microsoft Office, Microsoft Office Compatibility Pack, Microsoft Office For Mac.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.