No exploitation reported

CVE-2018-10603

No exploitation reported by the sources we read.

Published2018-07-31
WeaknessCWE-287 · CWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC

2018-07-3117:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-10603?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-10603?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Martem telem-gw6 firmwareversion to verify

Branch	Affected	Fixed in	Source
2018.4	≤ 2018.04.18-linux_4-01-601cb47	no fix published	NVD

Martem telem-gwm firmwareversion to verify

Branch	Affected	Fixed in	Source
2018.4	≤ 2018.04.18-linux_4-01-601cb47	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-18-142-01 CISA2 known affected
Martem TELEM-GW6/GWM (Update B)
GW6: versions prior to 2.0.87-4018403-k4 · GWM: versions prior to 2.0.87-4018403-k4

Full record on NVD

Fix

Mitigation from the vendor CISA ICSA-18-142-01 · 2 productsMartem has provided updated information within the “Security Considerations” section of their Configuration Manual which can be accessed at following link:
Mitigation from the vendor CISA ICSA-18-142-01 · 2 productsUsing "other side IP" field in RTU configuration for every TCP/IP channel. This will minimize the risk of allowing unauthorized access and control over the communication channels (i.e., only trusted partners are allowed);
Mitigation from the vendor CISA ICSA-18-142-01 · 2 productsUsing secure VPN channels;
Mitigation from the vendor CISA ICSA-18-142-01 · 2 productsProper packet filtering by enabling firewall in RTU configuration. Note that the "interface" field of every communication channel must be properly set in RTU configuration when firewall is enabled.
Mitigation from the vendor CISA ICSA-18-142-01 · 2 productsSee Martem Security Advisory SA1805182:
Mitigation from the vendor CISA ICSA-18-142-01 · 2 productsSee Martem Security Advisory SA1805184:

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.09.8read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
CNAweakness (CWE)CWE-306read 2026-10-23
NVDweakness (CWE)CWE-287read 2026-10-23
FIRST EPSSEPSS score3.3 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2018-07-31
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-10603?

Is CVE-2018-10603 actively exploited?

Active exploitation of CVE-2018-10603 has not been confirmed. Its EPSS score was 3.3% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

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

CVE-2018-10603 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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