---
id: CVE-2023-41251
title: >-
  A stack-based buffer overflow vulnerability exists in the boa formRoute
  functionality of Realtek rtl819x Jungle SDK v3.4.11
summary: >-
  A stack-based buffer overflow vulnerability exists in the boa formRoute
  functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted
  series of HTTP requests can lead to remote code execution. An attacker can
  send an HTTP requ…
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-121
  - CWE-787
vendor: realtek
product: rtl819x_jungle_software_development_kit
affected:
  - rtl819x_jungle_software_development_kit = 3.4.11
  - wbr-6013_firmware = rer4_a_v3411b_2t2r_lev_09_170623
published: '2024-07-08'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T22:17:12.307'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-41251'
references:
  - url: 'https://talosintelligence.com/vulnerability_reports/TALOS-2023-1894'
    label: talos-cna@cisco.com
  - url: 'https://talosintelligence.com/vulnerability_reports/TALOS-2023-1894'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1894'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2024-07-25T03:55:30.724915Z'
epss: 0.01283
epssPercentile: 0.70168
ingestedAt: '2026-11-05T06:38:03.572Z'
---

## Overview

A stack-based buffer overflow vulnerability exists in the boa formRoute functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of HTTP requests can lead to remote code execution. An attacker can send an HTTP request to trigger this vulnerability.

## Affected

- `rtl819x_jungle_software_development_kit = 3.4.11`
- `wbr-6013_firmware = rer4_a_v3411b_2t2r_lev_09_170623`

## Remediation

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