What is the CVSS score of CVE-2017-12306?

CVE-2017-12306 has a CVSS 3.0 base score of 4.4 (Medium). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.0%.

Conference Director CVE-2017-12306

MEDIUM

Configuration (CWE-16)

2017-11-16 psirt@cisco.com

Cisco Authentication Bypass Conference Director

4.4

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

4.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Nov 16, 2017 - 07:29 cve.org

MEDIUM 4.4

DescriptionCVE.org

A vulnerability in the upgrade process of Cisco Spark Board could allow an authenticated, local attacker to install an unverified upgrade package, aka Signature Verification Bypass. The vulnerability is due to insufficient upgrade package validation. An attacker could exploit this vulnerability by providing the upgrade process with an upgrade package that the attacker controls. An exploit could allow the attacker to install custom firmware to the Spark Board. Cisco Bug IDs: CSCvf84502.

AnalysisAI

Technical ContextAI

This vulnerability is classified under CWE-16. A vulnerability in the upgrade process of Cisco Spark Board could allow an authenticated, local attacker to install an unverified upgrade package, aka Signature Verification Bypass. The vulnerability is due to insufficient upgrade package validation. An attacker could exploit this vulnerability by providing the upgrade process with an upgrade package that the attacker controls. An exploit could allow the attacker to install custom firmware to the Spark Board. Cisco Bug IDs: CSCvf84502. Affected products include: Cisco Conference Director.

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.