SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-10977

In Mitsubishi Electric MELSEC-Q series Ethernet module QJ71E71-100 serial number 20121 and prior, an attacker could send crafted TCP packets against the FTP service, forcing the target devices to enter an error mode and cause a denial-of-service…

HIGH 7.5EPSS 3.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Mitsubishi Electric MELSEC-Q series Ethernet module QJ71E71-100 serial number 20121 and prior, an attacker could send crafted TCP packets against the FTP service, forcing the target devices to enter an error mode and cause a denial-of-service condition.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
3.54% probability · 89th percentile
CISA KEV
Not listed
Weakness
CWE-400, CWE-755
Affected
mitsubishielectric/qj71e71-100 firmware
Source
ics-cert@hq.dhs.gov

References

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