What is the CVSS score of CVE-2023-6355?

CVE-2023-6355 has a CVSS 3.1 base score of 6.8 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Controller 7000 Firmware CVE-2023-6355

MEDIUM

Incorrect Selection of Fuse Values (CWE-1253)

2023-12-18 disclosures@gallagher.com

Authentication Bypass Controller 7000 Firmware

6.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.8 MEDIUM

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

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 18, 2023 - 22:15 nvd

MEDIUM 6.8

DescriptionNVD

Incorrect selection of fuse values in the Controller 7000 platform allows an attacker to bypass some protection mechanisms to enable local debug.

This issue affects: Gallagher Controller 7000 9.00 prior to vCR9.00.231204b (distributed in 9.00.1507 (MR1)), 8.90 prior to vCR8.90.231204a (distributed in 8.90.1620 (MR2)), 8.80 prior to vCR8.80.231204a (distributed in 8.80.1369 (MR3)), 8.70 prior to vCR8.70.231204a (distributed in 8.70.2375 (MR5)).

AnalysisAI

Incorrect selection of fuse values in the Controller 7000 platform allows an attacker to bypass some protection mechanisms to enable local debug. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-1253. Incorrect selection of fuse values in the Controller 7000 platform allows an attacker to bypass some protection mechanisms to enable local debug. This issue affects: Gallagher Controller 7000 9.00 prior to vCR9.00.231204b (distributed in 9.00.1507 (MR1)), 8.90 prior to vCR8.90.231204a (distributed in 8.90.1620 (MR2)), 8.80 prior to vCR8.80.231204a (distributed in 8.80.1369 (MR3)), 8.70 prior to vCR8.70.231204a (distributed in 8.70.2375 (MR5)). Affected products include: Gallagher Controller 7000 Firmware.

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.