SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-6520

Moxa IKS and EDS does not properly check authority on server side, which results in a read-only user being able to perform arbitrary configuration changes.

HIGH 7.5EPSS 1.67%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Moxa IKS and EDS does not properly check authority on server side, which results in a read-only user being able to perform arbitrary configuration changes.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
1.67% probability · 75th percentile
CISA KEV
Not listed
Weakness
CWE-284
Affected
moxa/iks-g6824a firmware · moxa/eds-405a firmware · moxa/eds-408a firmware · moxa/eds-510a firmware
Source
ics-cert@hq.dhs.gov

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.