No exploitation reportedFix available

CVE-2022-33183

Q: Is CVE-2022-33183 actively exploited?

Active exploitation of CVE-2022-33183 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-33183?

CVE-2022-33183 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-10-25
Fixed in9.0.1e · 8.2.3c · 7.4.2.j
WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability in Brocade Fabric OS CLI before Brocade Fabric OS v9.1.0, 9.0.1e, 8.2.3c, 8.2.0cbn5, 7.4.2.j could allow a remote authenticated attacker to perform stack buffer overflow using in “firmwaredownload” and “diagshow” commands.

Timeline

dates in UTC

2022-10-2521:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-33183?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-33183?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Broadcom fabric operating system

Branch	Affected	Fixed in	Source
9.0	≥ 9.0.0, < 9.0.1e	9.0.1e	NVD
8.x	≥ 8.0.0, < 8.2.3c	8.2.3c	NVD
7.4	< 7.4.2.j	7.4.2.j	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Broadcom fabric operating system to 9.0.1e · 8.2.3c · 7.4.2.j

Advisories and patches

www.broadcom.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2025-05-07
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.18.82025-05-07
NVDCVSS 3.18.8read 2026-10-23
CISA-ADPweakness (CWE)CWE-7872025-05-07
NVDweakness (CWE)CWE-787read 2026-10-23
FIRST EPSSEPSS score1.7 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2022-10-25
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-33183?

Is CVE-2022-33183 actively exploited?

Active exploitation of CVE-2022-33183 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-33183?

CVE-2022-33183 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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