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Eset CVE-2014-4973

MEDIUM
Improper Input Validation (CWE-20)
2014-09-23 cve@mitre.org
6.9
CVSS 2.0 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 6.9 (MEDIUM). Attack characteristics: local attack vector, M complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.06%.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAI

The ESET Personal Firewall NDIS filter (EpFwNdis.sys) driver in the Firewall Module Build 1183 (20140214) and earlier in ESET Smart Security and ESET Endpoint Security products 5.0 through 7.0 allows. Rated medium severity (CVSS 6.9). Public exploit code available and no vendor patch available.

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.

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 under CWE-20. The ESET Personal Firewall NDIS filter (EpFwNdis.sys) driver in the Firewall Module Build 1183 (20140214) and earlier in ESET Smart Security and ESET Endpoint Security products 5.0 through 7.0 allows local users to gain privileges via a crafted argument to a 0x830020CC IOCTL call. Affected products include: Eset Smart Security, Eset Endpoint Security. Version information: through 7.0.

Severity by source

NVD PRIMARY 6.9 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
M
Confidentiality
C
Integrity
C
Availability
C

DescriptionCVE.org

The ESET Personal Firewall NDIS filter (EpFwNdis.sys) driver in the Firewall Module Build 1183 (20140214) and earlier in ESET Smart Security and ESET Endpoint Security products 5.0 through 7.0 allows local users to gain privileges via a crafted argument to a 0x830020CC IOCTL call.

Threat Intelligence Overview

EPSS Score
0.1%
Top 81% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low

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 Yes
EPSS 0.1%
Patch available No
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
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

54
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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

Affected Products (CPE)CVE.org

cpe:2.3:a:eset:smart_security:5.0.94:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:5.0.95:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:5.2.9:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:5.2.15:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:6.0.306:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:6.0.308:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:6.0.314:*:*:*:*:*:*:*
cpe:2.3:a:eset:smart_security:6.0.316:*:*:*:*:*:*:*
cpe:2.3:a:eset:endpoint_security:5.0.2113:*:*:*:*:*:*:*
cpe:2.3:a:eset:endpoint_security:5.0.2122:*:*:*:*:*:*:*
cpe:2.3:a:eset:endpoint_security:5.0.2126:*:*:*:*:*:*:*
cpe:2.3:a:eset:endpoint_security:5.0.2214:*:*:*:*:*:*:*
cpe:2.3:a:eset:endpoint_security:5.0.2225:*:*:*:*:*:*:*
cpe:2.3:a:eset:endpoint_security:5.0.2228:*:*:*:*:*:*:*

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