CVE-2023-43960Public exploitNetwork attack vector

Administrator access via guest-readable password field

Published Oct 11, 2023 · Updated Sep 18, 2024

Privilege escalation in D-Link DPH-400SE FRU 2.2.15.8 allows remote authenticated users to obtain administrator access via the web portal. The Maintenance/Access User Modify view returns other accounts' stored passwords in a revealable input field and permits a guest account to edit users. Access requires web-portal login; the documented default guest credentials suffice to disclose the administrator password and then authenticate as administrator.

CVSS severity8.8
High
EPSS probability1.05%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Privilege escalation in D-Link DPH-400SE FRU 2.2.15.8 allows remote authenticated users to obtain administrator access via the web portal. The Maintenance/Access User Modify view returns other accounts' stored passwords in a revealable input field and permits a guest account to edit users. Access requires web-portal login; the documented default guest credentials suffice to disclose the administrator password and then authenticate as administrator.

The record

CVE
CVE-2023-43960
Published
Oct 11, 2023
Updated
Sep 18, 2024
Vendor
D-Link
Product
DPH-400SE
Classifications
CWE-269, T1078
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 18, 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=2.2.15.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

D-Link · DPH-400SEversion=2.2.15.8

Published CVSS scores

8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-269Improper Privilege Management
T1078Valid Accounts

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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