What is the CVSS score of CVE-2019-18337?

CVE-2019-18337 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.5%.

Sinvr 3 Central Control Server CVE-2019-18337

CRITICAL

Improper Authentication (CWE-287)

2019-12-12 productcert@siemens.com

Authentication Bypass Sinvr 3 Central Control Server Sinvr 3 Video Server

9.8

CVSS 3.1 · Vendor: siemens

Severity by source

Vendor (siemens) PRIMARY

9.8 CRITICAL

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

Primary rating from Vendor (siemens) · only source for this CVE.

CVSS VectorVendor: siemens

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 12, 2019 - 19:15 cve.org

CRITICAL 9.8

DescriptionCVE.org

A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The Control Center Server (CCS) contains an authentication bypass vulnerability in its XML-based communication protocol as provided by default on ports 5444/tcp and 5440/tcp.

A remote attacker with network access to the CCS server could exploit this vulnerability to read the CCS users database, including the passwords of all users in obfuscated cleartext.

AnalysisAI

A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). Rated critical severity (CVSS 9.8), 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. A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The Control Center Server (CCS) contains an authentication bypass vulnerability in its XML-based communication protocol as provided by default on ports 5444/tcp and 5440/tcp. A remote attacker with network access to the CCS server could exploit this vulnerability to read the CCS users database, including the passwords of all users in obfuscated cleartext. Affected products include: Siemens Sinvr 3 Central Control Server, Siemens Sinvr 3 Video Server.

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.