What is the CVSS score of CVE-2023-6689?

CVE-2023-6689 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Bcu 500 Firmware CVE-2023-6689

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2023-12-20 ics-cert@hq.dhs.gov

CSRF Bcu 500 Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 20, 2023 - 00:15 nvd

HIGH 8.8

DescriptionNVD

A successful CSRF attack could force the user to perform state changing requests on the application. If the victim is an administrative account, a CSRF attack could compromise the entire web application.

AnalysisAI

A successful CSRF attack could force the user to perform state changing requests on the application. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. A successful CSRF attack could force the user to perform state changing requests on the application. If the victim is an administrative account, a CSRF attack could compromise the entire web application. Affected products include: Efacec Bcu 500 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.