CVE-2024-36831Network attack vector

Unauthenticated service interruption via crafted HTTP request

Published Dec 17, 2024 · Updated Dec 17, 2024

NULL pointer dereference in D-Link DAP-1520 firmware 1.10B04 Beta02 Hotfix allows remote attackers to interrupt service via crafted HTTP. The plugins_call_handle_uri_clean function dereferences a null pointer while processing attacker-controlled HTTP request data. No authentication or user interaction is required, and the documented consequence is availability loss without reported data disclosure or modification.

CVSS severity5.3
Medium
EPSS probability0.70%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

NULL pointer dereference in D-Link DAP-1520 firmware 1.10B04 Beta02 Hotfix allows remote attackers to interrupt service via crafted HTTP. The plugins_call_handle_uri_clean function dereferences a null pointer while processing attacker-controlled HTTP request data. No authentication or user interaction is required, and the documented consequence is availability loss without reported data disclosure or modification.

The record

CVE
CVE-2024-36831
Published
Dec 17, 2024
Updated
Dec 17, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-476, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 17, 2024CVE publishedPublication date reported by the CVE source.
  2. Dec 17, 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?

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

5.3CISA ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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-476NULL Pointer Dereference
T1499.004Application or System Exploitation

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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