CVE-2019-10977

HIGH
7.5
CVSS Score
Published: May 23, 2019 at 01:28 PM UTC
Updated: June 17, 2026 at 02:12 AM UTC
2 products affected across 1 vendorQJ71E71 100 FirmwareQJ71E71-100

Using MELSEC-Q series Ethernet module by Mitsubishi Electric?

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Severity
HIGH7.5
Exploit prediction
EPSS 4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 20121
mitsubishielectric-qj71e71-100 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

VDB Entryx_refsource_BIDThird Party Advisory
http://www.securityfocus.com/bid/108419
x_refsource_MISCThird Party AdvisoryUS Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-19-141-02

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400CWE-755

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