CVE-2018-25315: Alloksoft Video Joiner Buffer Overflow Allows Code Execution
The National Vulnerability Database highlights CVE-2018-25315, a high-severity buffer overflow affecting Alloksoft Video Joiner version 4.6.1217. This vulnerability allows a local attacker to execute arbitrary code by supplying a specially crafted string in the ‘License Name’ field during license registration. The CVSSv3.1 score for this flaw is 8.4, signaling a critical risk.
Attackers can leverage this by crafting a malicious payload designed for a structured exception handler (SEH) overwrite. When the application attempts to process this input, it triggers the buffer overflow, allowing the attacker to inject and execute their own shellcode. This is a classic local code execution vector, indicating that an attacker would need prior access to the system, but once present, they can escalate privileges or maintain persistence.
While the affected products list isn’t explicitly detailed beyond the specific Alloksoft version, defenders should recognize the broader implications. Such vulnerabilities often exist in legacy or niche software that might fly under the radar during routine patching cycles. The attacker’s calculus here is to exploit systems where this software is installed, likely as a secondary foothold or a means for lateral movement after initial access.
What This Means For You
- If your organization uses Alloksoft Video Joiner 4.6.1217 or similar older multimedia tools, you need to identify and remove or isolate them immediately. Local code execution vulnerabilities are a significant risk, as they provide an attacker with a powerful capability to execute malicious code directly on a compromised system. This is not about external facing systems; it's about what's running *inside* your network.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 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-2018-25315: Alloksoft Video Joiner License Name Buffer Overflow
title: CVE-2018-25315: Alloksoft Video Joiner License Name Buffer Overflow
id: scw-2026-04-29-ai-1
status: experimental
level: critical
description: |
Detects the execution of Alloksoft Video Joiner 4.6.1217 with a command line argument that suggests license registration, which is the vector for the CVE-2018-25315 buffer overflow vulnerability. This rule specifically targets the vulnerable version and the known exploitation method of supplying a malicious string in the License Name field, leading to potential arbitrary code execution.
author: SCW Feed Engine (AI-generated)
date: 2026-04-29
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2018-25315/
tags:
- attack.execution
- attack.t1204.002
logsource:
category: process_creation
detection:
selection:
Image|endswith:
- 'Alloksoft Video Joiner 4.6.1217.exe'
CommandLine|contains:
- 'reg_license'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2018-25315 | Buffer Overflow | Alloksoft Video joiner 4.6.1217 |
| CVE-2018-25315 | RCE | Local attackers can execute arbitrary code via malicious string in 'License Name' field. |
| CVE-2018-25315 | Code Injection | SEH overwrite and shellcode injection during license registration input processing. |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 29, 2026 at 23:16 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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