What is the CVSS score of CVE-2022-38744?

CVE-2022-38744 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.1%.

Factorytalk Alarms And Events CVE-2022-38744

HIGH

Improper Authentication (CWE-287)

2022-10-27 PSIRT@rockwellautomation.com

Rockwell Authentication Bypass Factorytalk Alarms And Events

7.5

CVSS 3.1 · NVD

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Oct 27, 2022 - 14:15 nvd

HIGH 7.5

DescriptionNVD

An unauthenticated attacker with network access to a victim's Rockwell Automation FactoryTalk Alarm and Events service could open a connection, causing the service to fault and become unavailable. The affected port could be used as a server ping port and uses messages structured with XML.

AnalysisAI

An unauthenticated attacker with network access to a victim's Rockwell Automation FactoryTalk Alarm and Events service could open a connection, causing the service to fault and become unavailable. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. An unauthenticated attacker with network access to a victim's Rockwell Automation FactoryTalk Alarm and Events service could open a connection, causing the service to fault and become unavailable. The affected port could be used as a server ping port and uses messages structured with XML. Affected products include: Rockwellautomation Factorytalk Alarms And Events.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.