---
id: CVE-2026-93652
title: >-
  Integer overflow in µD3TN v0.15.0 TCPCLv3 handshake causes heap overflow,
  allowing remote attackers to reliably cause DoS
summary: >-
  Integer overflow in µD3TN v0.15.0 TCPCLv3 handshake causes heap overflow,
  allowing remote attackers to reliably cause DoS
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-190
vendor: D3TN GmbH
product: µD3TN
affected:
  - µD3TN < 0.15.1
published: '2026-09-18'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T19:34:36.657'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-93652'
references:
  - url: 'https://gitlab.com/d3tn/ud3tn/-/work_items/287'
    label: cve@gitlab.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-18T14:55:31.287652Z'
ingestedAt: '2026-09-18T14:43:13.059Z'
epss: 0.00318
epssPercentile: 0.25007
---

## Overview

Integer overflow in µD3TN v0.15.0 TCPCLv3 handshake causes heap overflow, allowing remote attackers to reliably cause DoS

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.