What is the CVSS score of CVE-2019-6838?

CVE-2019-6838 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.8%.

Meg6501 0001 Firmware CVE-2019-6838

MEDIUM

Incorrect Authorization (CWE-863)

2019-09-17 cybersecurity@se.com

Authentication Bypass Meg6501 0001 Firmware Meg6501 0002 Firmware Meg6260 0410 Firmware Meg6260 0415 Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Sep 17, 2019 - 20:15 nvd

MEDIUM 6.5

DescriptionNVD

A CWE-863: Incorrect Authorization vulnerability exists in U.motion Server (MEG6501-0001 - U.motion KNX server, MEG6501-0002 - U.motion KNX Server Plus, MEG6260-0410 - U.motion KNX Server Plus, Touch 10, MEG6260-0415 - U.motion KNX Server Plus, Touch 15), which could allow a user with low privileges to delete a critical file.

AnalysisAI

A CWE-863: Incorrect Authorization vulnerability exists in U.motion Server (MEG6501-0001 - U.motion KNX server, MEG6501-0002 - U.motion KNX Server Plus, MEG6260-0410 - U.motion KNX Server Plus, Touch. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Authorization (CWE-863), which allows attackers to bypass authorization checks to access restricted resources. A CWE-863: Incorrect Authorization vulnerability exists in U.motion Server (MEG6501-0001 - U.motion KNX server, MEG6501-0002 - U.motion KNX Server Plus, MEG6260-0410 - U.motion KNX Server Plus, Touch 10, MEG6260-0415 - U.motion KNX Server Plus, Touch 15), which could allow a user with low privileges to delete a critical file. Affected products include: Schneider-Electric Meg6501-0001 Firmware, Schneider-Electric Meg6501-0002 Firmware, Schneider-Electric Meg6260-0410 Firmware, Schneider-Electric Meg6260-0415 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and test authorization logic, implement consistent access control checks, use centralized authorization framework.