CVE-2019-6569

mediumpriority · track · 36EPSS 0.013 · 71 %ileDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.33% (71st) EPSS
CVSS 6.4 · medium
Is it mine?
477 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

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.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

02

cvss

Technical severity, 0–10. One row per scoring source.

9.1
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 5.4–9.1

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 4.9
v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.2
v3.15.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L/E:P/RL:O/RC:Csecondary · CISA US
v3.19.1criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Hsecondary · FSTEC (BDU) RU
v3.15.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.18.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-440USCWE-440USCWE-440US
04

affected products (477)

Products and version ranges known to be affected.

showing 20 of 477
05

advisories (2)

Vendor and ecosystem advisories describing this.

  • SSA-557804SSA-557804: Mirror Port Isolation Vulnerability in SCALANCE X Switches2019-03-12csaf · siemens_psirtDE

    A vulnerability was identified in several SCALANCE X switches that could allow an attacker to feed information into a network via the mirror port with the monitor barrier feature enabled. Siemens has released updates for the affected products and recommends to update to the latest versions.

  • ICSA-19-085-01Siemens SCALANCE X (Update D)2019-03-12icsa · cisa_csaf_otUS

    A vulnerability was identified in several SCALANCE X switches that could allow an attacker to feed information into a network via the mirror port with the monitor barrier feature enabled. Siemens has released updates for the affected products and recommends to update to the latest versions.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisa_csaf_otsiemens_psirtNVDCVE.orgMITRE
published 2019-03-26modified 2026-06-17
08

references (10)

External citations — patches, advisories, analysis.

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