CVE-2023-28808Network attack vector

Administrator access via crafted network messages

Published Apr 11, 2023 · Updated Feb 7, 2025

Improper access control in Hikvision Hybrid SAN and Cluster Storage allows remote attackers to obtain administrator permission via crafted messages. Hikvision has not published the affected message handler or how the messages bypass its authorization checks. Hybrid SAN 2.X through 2.3.8-8 and Cluster Storage 1.X through 1.1.4 are affected; unauthenticated network access is sufficient.

CVSS severity9.1
Critical
EPSS probability0.83%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Hikvision Hybrid SAN and Cluster Storage allows remote attackers to obtain administrator permission via crafted messages. Hikvision has not published the affected message handler or how the messages bypass its authorization checks. Hybrid SAN 2.X through 2.3.8-8 and Cluster Storage 1.X through 1.1.4 are affected; unauthenticated network access is sufficient.

The record

CVE
CVE-2023-28808
Published
Apr 11, 2023
Updated
Feb 7, 2025
Vendor
Hikvision
Product
Hybrid SAN
Classifications
CWE-284, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 7, 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?

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

  1. Affected versionversion=V2.X <=V2.3.8-8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Hikvision · Hybrid SANversion=V2.X <=V2.3.8-8
Hikvision · Cluster Storageversion=V1.X <=V1.1.4

Published CVSS scores

9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.1HikvisionCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

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-284Improper Access Control
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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