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CVE-2019-6563

30
FAUCET Score

CVE-2019-6563 describes a critical vulnerability in Moxa IKS and EDS series devices, where a predictable cookie generated using an MD5 hash allows an attacker to capture administrator passwords. This flaw, affecting various EDS-405A, EDS-408A, EDS-510A, and IKS-G6824A models and their firmware, carries a CVSS score of 9.8, indicating a severe risk of full device compromise due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. Despite its critical severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.5CPE matchmatch criteria
cpe:2.3:o:moxa:iks-g6824a_firmware:*:*:*:*:*:*:*:*
<= 3.8CPE matchmatch criteria
cpe:2.3:o:moxa:eds-405a_firmware:*:*:*:*:*:*:*:*
<= 3.8CPE matchmatch criteria
cpe:2.3:o:moxa:eds-408a_firmware:*:*:*:*:*:*:*:*
<= 3.8CPE matchmatch criteria
cpe:2.3:o:moxa:eds-510a_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/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 Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.73%
Probability of exploitation in next 30 days
EPSS Percentile
75.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0173 is in the 63rd percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

ics-cert.us-cert.gov / advisories/ICSA-19-057-01
Third Party AdvisoryUS Government Resource
securityfocus.com / bid/107178
Third Party AdvisoryVDB Entry