CVE-2023-41121Network attack vector

Service-process crashes via abnormal HTTP operations

Published Aug 25, 2023 · Updated Oct 2, 2024

Denial of service in Array Networks ArrayOS AG before 9.4.0.499 allows remote attackers to crash system service processes via HTTP. The vulnerable HTTP-processing locus and the exact abnormal operation that triggers the crash have not been publicly disclosed. No authentication or user interaction is required, and exploitation interrupts affected AG/vxAG gateway services without reported confidentiality or integrity impact.

CVSS severity7.5
High
EPSS probability0.84%
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 Array Networks ArrayOS AG before 9.4.0.499 allows remote attackers to crash system service processes via HTTP. The vulnerable HTTP-processing locus and the exact abnormal operation that triggers the crash have not been publicly disclosed. No authentication or user interaction is required, and exploitation interrupts affected AG/vxAG gateway services without reported confidentiality or integrity impact.

The record

CVE
CVE-2023-41121
Published
Aug 25, 2023
Updated
Oct 2, 2024
Vendor
Array Networks
Product
ArrayOS AG
Classifications
CWE-400, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 25, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <9.4.0.499

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Array Networks · ArrayOS AGversion=0 <9.4.0.499

Published CVSS scores

7.5NIST NVDCVSS: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 exploitUnconfirmed

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

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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