What is the CVSS score of CVE-2023-22803?

CVE-2023-22803 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:H/A:N. EPSS exploitation probability: 0.6%.

Xbc Dn32U Firmware CVE-2023-22803

HIGH

Missing Authentication for Critical Function (CWE-306)

2023-02-15 ics-cert@hq.dhs.gov

Authentication Bypass Xbc Dn32U Firmware

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:H/A:N

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:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Feb 15, 2023 - 18:15 nvd

HIGH 7.5

DescriptionNVD

LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to perform critical functions to the PLC. This could allow an attacker to change the PLC's mode arbitrarily.

AnalysisAI

LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to perform critical functions to the PLC. 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 Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to perform critical functions to the PLC. This could allow an attacker to change the PLC's mode arbitrarily. Affected products include: Ls-Electric Xbc-Dn32U Firmware. Version information: version 01.80.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.