CVE-2019-6569

What it is

The monitor barrier of the affected products insufficiently blocks data from being forwarded over the mirror port into the mirrored network. An attacker could use this behavior to transmit malicious packets to systems in the mirrored network, possibly influencing their configuration and runtime behavior.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, service disruption.

Exploit odds

1.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2019-03-26 22:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 02:39 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.3% in the next 30 days (EPSS).
• Severity: 9.1 CRITICAL (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2019-03-26 22:29 UTC

Last modified

2026-06-17 02:39 UTC

Exploit probability

1.3% · EPSS, next 30 days

Weakness

CWE-440

Record status

Modified

Affected

• Siemens Scalance x-200 Firmware < 5.2.4
• Siemens Scalance x-300 Firmware < 4.1.3
• Siemens Scalance xp-200 Firmware < 4.1
• Siemens Scalance xc-200 Firmware < 4.1
• Siemens Scalance xf-200 Firmware < 4.1

Attack profile CVSS 3.1 · 9.1

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2019-6569.md and follow it. Check whether this project is affected by CVE-2019-6569. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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