CVE-2024-37826Network attack vector

Service interruption via HTTP NULL pointer dereference

Published Aug 9, 2024 · Updated Aug 12, 2024

NULL pointer dereference in Vercot LLC Serva 4.6.0 allows remote attackers to interrupt the service via a crafted HTTP request. HTTP request processing dereferences a NULL pointer when handling malformed request data; the public disclosure identifies no field or function. No authentication or user interaction is required, and the reported consequence is limited to service availability.

CVSS severity7.5
High
EPSS probability1.25%
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 Vercot LLC Serva 4.6.0 allows remote attackers to interrupt the service via a crafted HTTP request. HTTP request processing dereferences a NULL pointer when handling malformed request data; the public disclosure identifies no field or function. No authentication or user interaction is required, and the reported consequence is limited to service availability.

The record

CVE
CVE-2024-37826
Published
Aug 9, 2024
Updated
Aug 12, 2024
Vendor
Vercot LLC
Product
Serva
Classifications
CWE-476, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 9, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 12, 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=4.6.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Vercot LLC · Servaversion=4.6.0

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 exploitUnconfirmed

Weakness, pattern, technique

CWE-476NULL Pointer Dereference
T1499.004Endpoint Denial of Service: Application 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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