What is the CVSS score of CVE-2016-9334?

CVE-2016-9334 has a CVSS 3.0 base score of 7.3 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.1%.

1763 L16Awa Series A CVE-2016-9334

HIGH

2017-02-13 ics-cert@hq.dhs.gov

Information Disclosure Rockwell 1763 L16Awa Series A 1763 L16Awa Series B 1763 L16Bbb Series A 1763 L16Bbb Series B 1763 L16Bwa Series A 1763 L16Bwa Series B 1763 L16Dwd Series A 1763 L16Dwd Series B 1766 L32Awa Series A 1766 L32Awa Series B 1766 L32Awaa Series A 1766 L32Awaa Series B 1766 L32Bwa Series A 1766 L32Bwa Series B 1766 L32Bwaa Series A 1766 L32Bwaa Series B 1766 L32Bxb Series A 1766 L32Bxb Series B 1766 L32Bxba Series A 1766 L32Bxba Series B Rockwellautomation

7.3

CVSS 3.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 7.3 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.07%.
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 0.1% exploitation probability (EPSS)

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AnalysisAI

An issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 controller 1763-L16AWA, Series A and B, Version 14.000 and prior versions; 1763-L16BBB, Series A and B, Version 14.000 and. Rated high severity (CVSS 7.3), 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.

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Technical ContextAI · show details

An issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 controller 1763-L16AWA, Series A and B, Version 14.000 and prior versions; 1763-L16BBB, Series A and B, Version 14.000 and prior versions; 1763-L16BWA, Series A and B, Version 14.000 and prior versions; and 1763-L16DWD, Series A and B, Version 14.000 and prior versions. User credentials are sent to the web server in clear text, which may allow an attacker to discover the credentials if they are able to observe traffic between the web browser and the server. Affected products include: Rockwellautomation 1763-L16Awa Series A, Rockwellautomation 1763-L16Awa Series B, Rockwellautomation 1763-L16Bbb Series A, Rockwellautomation 1763-L16Bbb Series B, Rockwellautomation 1763-L16Bwa Series A. Version information: Version 14.000.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.3 HIGH

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

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

Low

Integrity

Low

Availability

Low

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

0.1%

Top 80% 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 HIGH

CISA KEV No

Public POC No

EPSS 0.1%

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: 0

CVSS: +36

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.

Affected Products (CPE)CVE.org

cpe:2.3:a:rockwellautomation:1763-l16awa_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16awa_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16bbb_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16bbb_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16bwa_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16bwa_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16dwd_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1763-l16dwd_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32awa_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32awa_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32awaa_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32awaa_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bwa_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bwa_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bwaa_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bwaa_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bxb_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bxb_series_b:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bxba_series_a:*:*:*:*:*:*:*:*

cpe:2.3:a:rockwellautomation:1766-l32bxba_series_b:*:*:*:*:*:*:*:*

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References

Advisories & patches

REF http://www.securityfocus.com/bid/95302 REF https://ics-cert.us-cert.gov/advisories/ICSA-16-336-06

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GitHub PoC

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