What is the CVSS score of CVE-2018-8867?

CVE-2018-8867 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 3.5%.

Pacsystems Rx3I Cpe305 Firmware CVE-2018-8867

HIGH

Improper Input Validation (CWE-20)

2018-05-18 ics-cert@hq.dhs.gov

Information Disclosure Pacsystems Rx3I Cpe305 Firmware Pacsystems Rx3I Cpe310 Firmware Rx3I Cpe330 Firmware Rx3I Cpe 400 Firmware Pacsystems Rsti Ep Cpe 100 Firmware Pacsystems Cpu320 Firmware Pacsystems Cru320 Firmware Pacsystems Rxi Firmware Ge

7.5

CVSS 3.0 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-20 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V2 - Validation and Business Logic Input validation, allowlisting
Impact	CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 3.5% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

In GE PACSystems RX3i CPE305/310 version 9.20 and prior, RX3i CPE330 version 9.21 and prior, RX3i CPE 400 version 9.30 and prior, PACSystems RSTi-EP CPE 100 all versions, and PACSystems CPU320/CRU320. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. 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. In GE PACSystems RX3i CPE305/310 version 9.20 and prior, RX3i CPE330 version 9.21 and prior, RX3i CPE 400 version 9.30 and prior, PACSystems RSTi-EP CPE 100 all versions, and PACSystems CPU320/CRU320 RXi all versions, the device does not properly validate input, which could allow a remote attacker to send specially crafted packets causing the device to become unavailable. Affected products include: Ge Pacsystems Rx3I Cpe305 Firmware, Ge Pacsystems Rx3I Cpe310 Firmware, Ge Rx3I Cpe330 Firmware, Ge Rx3I Cpe 400 Firmware, Ge Pacsystems Rsti-Ep Cpe 100 Firmware. Version information: version 9.20.

Know when Pacsystems Rx3I Cpe305 Firmware gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

DescriptionNVD

In GE PACSystems RX3i CPE305/310 version 9.20 and prior, RX3i CPE330 version 9.21 and prior, RX3i CPE 400 version 9.30 and prior, PACSystems RSTi-EP CPE 100 all versions, and PACSystems CPU320/CRU320 RXi all versions, the device does not properly validate input, which could allow a remote attacker to send specially crafted packets causing the device to become unavailable.

Threat Intelligence Overview

EPSS Score

3.5%

Top 12% exploitable

Data Quality

2 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 HIGH

CISA KEV No

Public POC No

EPSS 3.5%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

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

None

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +3

CVSS: +38

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.