CVE-2024-53458Public exploitNetwork attack vector

Unauthenticated service interruption via crafted SSH packets

Published Mar 5, 2025 · Updated Mar 5, 2025

Denial of service in Sysax Multi Server 6.99 allows remote attackers to interrupt the SSH service with specially crafted packets. The public record identifies SSH packet processing as the locus but does not disclose which packet field or resource operation exhausts the service. No authentication or user interaction is required, and the reported consequence is limited to loss of service availability.

CVSS severity7.5
High
EPSS probability0.52%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Sysax Multi Server 6.99 allows remote attackers to interrupt the SSH service with specially crafted packets. The public record identifies SSH packet processing as the locus but does not disclose which packet field or resource operation exhausts the service. No authentication or user interaction is required, and the reported consequence is limited to loss of service availability.

The record

CVE
CVE-2024-53458
Published
Mar 5, 2025
Updated
Mar 5, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-400, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 5, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 5, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

7.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499.004Application or System Exploitation

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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