What is the CVSS score of CVE-2022-21808?

CVE-2022-21808 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.0%.

Centum Cs 3000 Firmware CVE-2022-21808

HIGH

Relative Path Traversal (CWE-23)

2022-03-11 vultures@jpcert.or.jp

Path Traversal Centum Cs 3000 Firmware Centum Cs 3000 Entry Firmware Centum Vp Firmware Centum Vp Entry Firmware Exaopc

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 11, 2022 - 09:15 nvd

HIGH 8.8

DescriptionNVD

Path traversal vulnerability exists in CAMS for HIS Server contained in the following Yokogawa Electric products: CENTUM CS 3000 versions from R3.08.10 to R3.09.00, CENTUM VP versions from R4.01.00 to R4.03.00, from R5.01.00 to R5.04.20, and from R6.01.00 to R6.08.00, Exaopc versions from R3.72.00 to R3.79.00.

AnalysisAI

Path traversal vulnerability exists in CAMS for HIS Server contained in the following Yokogawa Electric products: CENTUM CS 3000 versions from R3.08.10 to R3.09.00, CENTUM VP versions from R4.01.00. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-23. Path traversal vulnerability exists in CAMS for HIS Server contained in the following Yokogawa Electric products: CENTUM CS 3000 versions from R3.08.10 to R3.09.00, CENTUM VP versions from R4.01.00 to R4.03.00, from R5.01.00 to R5.04.20, and from R6.01.00 to R6.08.00, Exaopc versions from R3.72.00 to R3.79.00. Affected products include: Yokogawa Centum Cs 3000 Firmware, Yokogawa Centum Cs 3000 Entry Firmware, Yokogawa Centum Vp Firmware, Yokogawa Centum Vp Entry Firmware, Yokogawa Exaopc.

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.