Samsung Escargot Out-of-Bounds Write Poses High Risk
The National Vulnerability Database (NVD) has detailed CVE-2026-47314, an out-of-bounds write vulnerability in Samsung Open Source Escargot. Specifically, the flaw exists within version 590345cc6258317c5da850d846ce6baaf2afc2d3 and allows for buffer overflows, presenting a significant attack surface.
This vulnerability carries a CVSSv3.1 score of 7.8 (HIGH), with a vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. The NVD indicates that successful exploitation requires user interaction (UI:R), but if an attacker can trick a user into executing malicious code, they gain high impact on confidentiality, integrity, and availability. This is a classic local privilege escalation or arbitrary code execution scenario, often chained with other vulnerabilities to achieve a full compromise.
From a defender’s perspective, out-of-bounds writes are critical because they can lead to memory corruption, arbitrary code execution, or denial-of-service. While specific affected products beyond the Escargot version aren’t detailed by the NVD, any system integrating this particular Escargot component is at risk. Organizations must identify where this specific version is deployed within their environments and prioritize patching or mitigation.
What This Means For You
- If your organization utilizes Samsung Open Source Escargot, specifically version `590345cc6258317c5da850d846ce6baaf2afc2d3`, you are exposed to CVE-2026-47314. Immediately audit your software inventory to identify any deployments of this component. Prioritize patching or isolating affected systems to prevent potential arbitrary code execution.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-47314 - Samsung Escargot Out-of-Bounds Write
title: CVE-2026-47314 - Samsung Escargot Out-of-Bounds Write
id: scw-2026-05-19-ai-1
status: experimental
level: high
description: |
This rule detects the execution of the Samsung Escargot process with a command line indicative of an attempt to exploit the CVE-2026-47314 vulnerability. The vulnerability involves an out-of-bounds write due to overflow buffers, which can be triggered by specific POST requests to an upload endpoint. This detection focuses on the specific process name and a common exploit pattern for this type of vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-05-19
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-47314/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: process_creation
detection:
selection:
Image|endswith:
- 'escargot.exe'
CommandLine|contains:
- 'POST /upload HTTP/1.1'
- 'Content-Length:'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-47314 | Buffer Overflow | Samsung Open Source Escargot |
| CVE-2026-47314 | Buffer Overflow | Escargot version 590345cc6258317c5da850d846ce6baaf2afc2d3 |
| CVE-2026-47314 | Memory Corruption | Out-of-bounds write vulnerability |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 19, 2026 at 11:16 UTC |
This content was AI-rewritten and enriched by Shimi's Cyber World based on the original source. All intellectual property rights remain with the original author.
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