What is the CVSS score of CVE-2018-10603?

CVE-2018-10603 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 3.4%.

Telem Gwm Firmware CVE-2018-10603

CRITICAL

Missing Authentication for Critical Function (CWE-306)

2018-07-31 ics-cert@hq.dhs.gov

Authentication Bypass Telem Gwm Firmware Telem Gw6 Firmware

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 31, 2018 - 17:29 nvd

CRITICAL 9.8

DescriptionNVD

AnalysisAI

Martem TELEM GW6 and GWM devices with firmware 2018.04.18-linux_4-01-601cb47 and prior do not perform authentication of IEC-104 control commands, which may allow a rogue node a remote control of the. Rated critical severity (CVSS 9.8), 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. Martem TELEM GW6 and GWM devices with firmware 2018.04.18-linux_4-01-601cb47 and prior do not perform authentication of IEC-104 control commands, which may allow a rogue node a remote control of the industrial process. Affected products include: Martem Telem-Gwm Firmware, Martem Telem-Gw6 Firmware.

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.