What is the CVSS score of CVE-2017-0027?

CVE-2017-0027 has a CVSS 3.0 base score of 4.7 (Medium). CVSS vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N. EPSS exploitation probability: 29.7%.

Is there a patch available for CVE-2017-0027?

Yes, a patch is available for CVE-2017-0027. Update the affected software to the latest version immediately.

Excel CVE-2017-0027

MEDIUM

Information Exposure (CWE-200)

2017-03-17 secure@microsoft.com

Information Disclosure Microsoft Excel Sharepoint Server Office Compatibility Pack

4.7

CVSS 3.0 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-200 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V14 - Data Protection Data exposure prevention MITRE ATT&CK 2 techniques across 2 tactics: Collection, Discovery The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 4.7 (MEDIUM). Attack characteristics: local attack vector, high complexity, no privileges required, user interaction required. EPSS exploitation probability: 29.74%.
Exploit ScenarioDerived	A local attacker with access to the system could access sensitive data that should not be disclosed. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 29.7% exploitation probability (EPSS)

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AnalysisAI

Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2013 SP1 allow remote attackers to obtain sensitive. Rated medium severity (CVSS 4.7), this vulnerability is no authentication required. Epss exploitation probability 29.7%.

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.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2013 SP1 allow remote attackers to obtain sensitive information from process memory via a crafted Office document, aka "Microsoft Office Information Disclosure Vulnerability." Affected products include: Microsoft Excel, Microsoft Office Compatibility Pack, Microsoft Sharepoint Server.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.7 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

DescriptionCVE.org

Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2013 SP1 allow remote attackers to obtain sensitive information from process memory via a crafted Office document, aka "Microsoft Office Information Disclosure Vulnerability."

Threat Intelligence Overview

EPSS Score

29.7%

Top 3% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 29.7%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +30

CVSS: +24

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.