Lantronix EDS5000, G520, and X300 OS Command Injection

Summary

CVECVE-2025-67036
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-11 17:16:51 UTC
Updated2026-09-04 21:17:21 UTC
DescriptionAn issue was discovered in Lantronix EDS5000 2.1.0.0R3. The Log Info page allows users to see log files by specifying their names. Due to a missing sanitization in the file name parameter, an authenticated attacker can inject arbitrary OS commands that are executed with root privileges.

Risk And Classification

Primary CVSS: v4.0 8.6 HIGH from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.003890000 probability, percentile 0.321830000 (date 2026-09-07)

Problem Types: CWE-78 | CWE-94 | CWE-78 CWE-78 | CWE-94 CWE-94 Improper Control of Generation of Code ('Code Injection')


VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary8.6HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS8.6HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
3.1ADPDECLARED8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary7.2HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS7.2HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Lantronix Eds5008 - All All All
Operating System Lantronix Eds5008 Firmware 2.1.0.0r3 All All All
Hardware Lantronix Eds5016 - All All All
Operating System Lantronix Eds5016 Firmware 2.1.0.0r3 All All All
Hardware Lantronix Eds5032 - All All All
Operating System Lantronix Eds5032 Firmware 2.1.0.0r3 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Lantronix EDS5000 Series affected 2.1.0.0R3 custom Not specified
CNA Lantronix EDS5000 Series unaffected 2.2.0.0R1 Not specified
CNA Lantronix G520 Series affected 2.6.0.4R6 custom Not specified
CNA Lantronix G520 Series unaffected 2.6.0.4R6 Not specified
CNA Lantronix X300 Series affected 2.6.0.4R6 custom Not specified
CNA Lantronix X300 Series unaffected 2.6.0.4R6 Not specified

References

ReferenceSourceLinkTags
www.lantronix.com/technical-support/security-updates/vulnerability-disclosure-p... [email protected] www.lantronix.com
github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-06... [email protected] github.com
www.cisa.gov/news-events/ics-advisories/icsa-26-069-02 [email protected] www.cisa.gov Third Party Advisory, US Government Resource
eds5000.com MITRE eds5000.com
lantronix.com MITRE lantronix.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Francesco La Spina and Stanislav Dashevskyi of Forescout Technologies reported the vulnerability for the EDS5000 series to CISA. (en)

CNA: Lantronix reported the vulnerability for the G520 series and X300 series to CISA. (en)

Additional Advisory Data

Solutions

CNA: Latronix has released the following updates addressing this vulnerability. For more information, see the Latronix Vulnerability Library ( https://www.lantronix.com/technical-support/security-updates/vulnerability-disclosure-policy/vulnerability-library/?_gl=16c8bez_upMQ.._gaMzQwNjk5ODI5LjE3ODI5MTM3NTk._ga_M2G6RLT5L3*czE3ODI5MTM3NTgkbzEkZzAkdDE3ODI5MTM3NTgkajYwJGwwJGgw ).

CNA: EDS5000 series: Upgrade to version 2.2.0.0R1 or later. The patch can be found here:  https://ltrxdev.atlassian.net/wiki/spaces/LTRXTS/pages/2538438657/Latest+Firmware+for+the+EDS5000+series+EDS5008+EDS5016+EDS5032

CNA: G520 series: Upgrade to version 2.6.0.4R6 or later. The patch can be found here:  https://ltrxdev.atlassian.net/wiki/spaces/LTRXTS/pages/1889828865/Latest+firmware+for+the+G520+Series+G526+G526RP+G527+G528

CNA: X300 series: Upgrade to version 2.6.0.4R6 or later. The patch can be found here:  https://ltrxdev.atlassian.net/wiki/spaces/LTRXTS/pages/2135261185/Latest+firmware+for+the+X300+Series+X300+X303+X304

CNA: For more information or technical assistance, contact Lantronix support ([email protected]). mailto:[email protected]

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