CVE-2024-7516 — Brocade Fabric OS before 9.2.2 does not enforce strict host key checking

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HIGH

Brocade Fabric OS before 9.2.2 does not enforce strict host key checking

Published Nov 12, 2024

7.0

HIGH

CVSS 4.0

EPSS 0.25%

Description

A vulnerability in Brocade Fabric OS versions before 9.2.2 could allow man-in-the-middle attackers to conduct remote Service Session Hijacking that may arise from the attacker's ability to forge an SSH key while the Brocade Fabric OS Switch is performing various remote operations initiated by a switch admin.

Affected products

Vendor Brocade Product Fabric OS Default
affected
- Version
  before 9.2.2
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Brocade

Fabric OS

affected

Version	Status	Constraints
before 9.2.2	affected	-

Remediation

No remediation recorded yet.

Metrics

0.25% 0.00250

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.00250

Score over time

2024–2026

EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v3
EPSS v4
EPSS v5

Table of values (5 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	0.25% (0.00250)	14.79th	v5 (v2026.06.15)
Jun 15, 2026	0.24% (0.00243)	15.15th	v5 (v2026.06.15)
Mar 17, 2025	0.03% (0.00034)	6.59th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00043)	10.81th	v3 (v2023.03.01)
Nov 13, 2024	0.04% (0.00043)	10.10th	v3 (v2023.03.01)