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Brocade Sannav CVE-2024-29950

MEDIUM
Inadequate Encryption Strength (CWE-326)
2024-04-17 sirt@brocade.com
5.9
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A04:2025 - Cryptographic Failures
ASVS 5.0
V11 - Cryptography Encryption strength requirements
Impact

CVSS score of 5.9 (MEDIUM). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAI

The class FileTransfer implemented in Brocade SANnav before v2.3.1, v2.3.0a, uses the ssh-rsa signature scheme, which has a SHA-1 hash. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-326. The class FileTransfer implemented in Brocade SANnav before v2.3.1, v2.3.0a, uses the ssh-rsa signature scheme, which has a SHA-1 hash. The vulnerability could allow a remote, unauthenticated attacker to perform a man-in-the-middle attack. Affected products include: Broadcom Brocade Sannav.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.9 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

The class FileTransfer implemented in Brocade SANnav before v2.3.1, v2.3.0a, uses the ssh-rsa signature scheme, which has a SHA-1 hash. The vulnerability could allow a remote, unauthenticated attacker to perform a man-in-the-middle attack.

Threat Intelligence Overview

EPSS Score
0.3%
Top 78% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +30
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:broadcom:brocade_sannav:*:*:*:*:*:*:*:*
CVE-2024-3596 CRITICAL
9.0 Jul 09

RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid Response (

CVE-2022-23305 CRITICAL
9.8 Jan 18

By design, the JDBCAppender in Log4j 1.2.x accepts an SQL statement as a configuration parameter where the values to be

CVE-2024-4173 CRITICAL
9.8 Apr 25

A vulnerability in Brocade SANnav exposes Kafka in the wan interface. Rated critical severity (CVSS 9.8), this vulnerabi

CVE-2024-29966 CRITICAL
9.8 Apr 19

Brocade SANnav OVA before v2.3.1 and v2.3.0a contain hard-coded credentials in the documentation that appear as the appl

CVE-2023-31424 CRITICAL
9.8 Aug 31

Brocade SANnav Web interface before Brocade SANnav v2.3.0 and v2.2.2a allows remote unauthenticated users to bypass web

CVE-2022-23302 HIGH
8.8 Jan 18

JMSSink in all versions of Log4j 1.x is vulnerable to deserialization of untrusted data when the attacker has write acce

CVE-2024-2240 HIGH
8.6 Feb 14

Docker daemon in Brocade SANnav before SANnav 2.3.1b runs without auditing. Rated high severity (CVSS 8.6), this vulnera

CVE-2019-16205 HIGH
8.8 Nov 08

A vulnerability, in Brocade SANnav versions before v2.0, could allow remote attackers to brute-force a valid session ID.

CVE-2025-1053 HIGH
8.6 Feb 14

Under certain error conditions at time of SANnav installation or upgrade, the encryption key can be written into and obt

CVE-2024-29959 HIGH
8.6 Apr 19

A vulnerability in Brocade SANnav before v2.3.1 and v2.3.0a prints Brocade Fabric OS switch encrypted passwords in the B

CVE-2026-5047 HIGH
8.2 Oct 08

Information disclosure in Brocade SANnav before 2.4.0b and 3.0.0 occurs because the product writes encoded passwords and

CVE-2024-4282 HIGH
8.2 Feb 15

Brocade SANnav OVA before SANnav 2.3.1b enables SHA1 deprecated setting for SSH for port 22. Rated high severity (CVSS 8

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