CVE-2023-51073

HIGH

Buffalo LS210D v.1.78-0.03 - Remote Code Execution via Firmware Update Script

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-51073. PoCs published by christopher-pace.

AI-analyzed exploit summary This repository provides a detailed technical analysis of CVE-2023-51073, a firmware update server verification vulnerability in Buffalo LS210D NAS devices. It explains how an adversary-in-the-middle (AitM) attack can be used to intercept and modify firmware updates, leading to arbitrary command execution as root.

Description

An issue in Buffalo LS210D v.1.78-0.03 allows a remote attacker to execute arbitrary code via the Firmware Update Script at /etc/init.d/update_notifications.sh.

Exploits (1)

nomisec WRITEUP
by christopher-pace · poc
https://github.com/christopher-pace/CVE-2023-51073

This repository provides a detailed technical analysis of CVE-2023-51073, a firmware update server verification vulnerability in Buffalo LS210D NAS devices. It explains how an adversary-in-the-middle (AitM) attack can be used to intercept and modify firmware updates, leading to arbitrary command execution as root.

Classification
Writeup 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Buffalo LS210D Firmware Version 1.78-0.03
No auth needed
Prerequisites: Adversary-in-the-middle position to intercept/modify firmware update traffic
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (2)

Core 2

Scores

CVSS v3 8.1
EPSS 0.0131
EPSS Percentile 67.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

Status published
Products (1)
buffalo/ls210d_firmware 1.78-0.03
Published Jan 11, 2024
Tracked Since Feb 18, 2026