CVE-2019-6563
highpriority · track · 40EPSS 0.017 · 78 %ileEURUUSEPSS · scored 2026-10-27
Moxa IKS and EDS generate a predictable cookie calculated with an MD5 hash, allowing an attacker to capture the administrator's password, which could lead to a full compromise of the device.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
No vendor fix yet; a mitigation is available.
- MitigationEDS-405A Seriescisa_csaf_ot
Set EDS series Web configuration as "https only” to reduce predictable session ID concern.
- MitigationEDS-408A Seriescisa_csaf_ot
Set EDS series Web configuration as "https only” to reduce predictable session ID concern.
- MitigationEDS-510A Seriescisa_csaf_ot
Set EDS series Web configuration as "https only” to reduce predictable session ID concern.
- MitigationIKS-G6824A Seriescisa_csaf_ot
Set EDS series Web configuration as "https only” to reduce predictable session ID concern.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 9–10
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (17)
Products and version ranges known to be affected.
- ICS-CERT Moxa IKS, EDS≤ IKS-G6824A series Versions 4.5 and prior, EDS-405A series Version 3.8 and prior, EDS-408A series Version 3.8 and prior, and EDS-510A series Version 3.8 and priorenisa_euvdEU
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSA-19-057-01Moxa IKS, EDS (Update A)2019-02-26icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow the reading of sensitive information, remote code execution, arbitrary configuration changes, authentication bypass, sensitive data capture, reboot of the device, device crash, or full compromise of the device.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- http://www.securityfocus.com/bid/107178cnnvd
- https://ics-cert.us-cert.gov/advisories/ICSA-19-057-01cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-6563cnnvd
- https://www.auscert.org.au/bulletins/76138cnnvd
- https://www.moxa.com/Patchcnnvd
- https://www.securityfocus.com/bid/107178cnnvd
- https://www.us-cert.gov/ics/advisories/ICSA-19-057-01cnnvd
- http://www.securityfocus.com/bid/107178enisa_euvd
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