CVE-2023-4163

mediumpriority · track · 18EPSS 0.003 · 19 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.27% (19th) EPSS

CVSS 4.4 · medium

Is it mine?

10 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

In Brocade Fabric OS before v9.2.0a, a local authenticated privileged user can trigger a buffer overflow condition, leading to a kernel panic with large input to buffers in the portcfgfportbuffers command.

cvss

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

4.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 0.8 · impact 3.6

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · sirt@brocade.comexploitability 0.8 · impact 3.6

v3.14.1mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-120USprimary

affected products (10)

Products and version ranges known to be affected.

Broadcom Fabric OS <8.2.3eall versionscert_bundDE
Broadcom Fabric OS <9.1.1dall versionscert_bundDE
Broadcom Fabric OS <9.2.0ball versionscert_bundDE
Broadcom Fabric OS <9.2.1all versionscert_bundDE
Broadcom Fabric OS< 8.2.3ecert_bundDE
Broadcom Fabric OS< 9.1.1dcert_bundDE
Broadcom Fabric OS< 9.2.0bcert_bundDE
Broadcom Fabric OS< 9.2.1cert_bundDE
Brocade Brocade FABRIC OS≤ Fabric OS before v9.2.0aenisa_euvdEU
broadcom fabric operating system< 9.2.0anvdUScpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2234HPE Fabric OS: Mehrere SchwachstellenDeutsch2023-08-30csaf · cert_bundDE
Ein entfernter anonymer Angreifer kann mehrere Schwachstellen in HPE Fabric OS ausnutzen, um Informationen offenzulegen oder einen Denial-of-Service-Zustand auszulösen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2023-08-31modified 2026-06-17

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+5663 more

references (7)

External citations — patches, advisories, analysis.

scry

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