No exploitation reportedFix available

CVE-2018-6021

No exploitation reported by the sources we read.

Published2018-05-09
WeaknessCWE-78

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

Silex SD-320AN version 2.01 and prior and GE MobileLink(GEH-SD-320AN) version GEH-1.1 and prior have a system call parameter that is not properly sanitized, which may allow remote code execution.

Timeline

dates in UTC

2018-05-0921:29CVE 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-2018-6021?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-6021?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Silextechnology geh-sd-320an firmwareversion to verify

Branch	Affected	Fixed in	Source
—	≤ geh-1.1	no fix published	NVD

Silextechnology sd-320an firmwareversion to verify

Branch	Affected	Fixed in	Source
2.1	≤ 2.01	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

ICSMA-18-128-01 CISA4 known affected
Silex Technology SX-500/SD-320AN or GE Healthcare MobileLink (Update B)
SX-500: All Versions (end-of-life 2011) · GEH-500: Version 1.54 and prior (integrated into GE MobileLink) · GEH-SD-320AN: Version GEH-1.1 and prior (integrated into GE MobileLink) · +1 more

Full record on NVD

Fix

Vendor fix CISA ICSMA-18-128-01 · 4 productsSilex Technologies and GE Healthcare recommend the following mitigations:
Vendor fix CISA ICSMA-18-128-01 · 4 productsCVE-2018-6020 (GE MobileLink/SX-500) - Enable the update account within the web interface, which is not enabled by default. Set the secondary password for the update account to prevent unauthenticated changes to the device configuration.
Vendor fix CISA ICSMA-18-128-01 · 4 productsCVE-2018-6021 (GE MobileLink/GEH-SD-320AN) - Silex Technology and GE Healthcare have produced an updated firmware image (Version 1.14) for the GEH-SD-320AN, which is now available for download at the following location:
Vendor fix CISA ICSMA-18-128-01 · 4 productshttp://silextechnology.com/geh320an/
Vendor fix CISA ICSMA-18-128-01 · 4 productsGE Healthcare has released a security notice that can be viewed at:
Vendor fix CISA ICSMA-18-128-01 · 4 productshttp://www3.gehealthcare.com/en/support/security

Detection

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

Sources

NVDCVSS 3.07.4read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
NVDweakness (CWE)CWE-78read 2026-10-23
FIRST EPSSEPSS score1.3 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Published: 2018-05-09
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-6021?

Silex SD-320AN version 2.01 and prior and GE MobileLink(GEH-SD-320AN) version GEH-1.1 and prior have a system call parameter that is not properly sanitized, which may allow remote code execution.

Is CVE-2018-6021 actively exploited?

Active exploitation of CVE-2018-6021 has not been confirmed. Its EPSS score was 1.3% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-6021?

CVE-2018-6021 has a CVSS v3 base score of 7.4 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.

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