CVE-2008-1438

What it is

Unspecified vulnerability in Microsoft Malware Protection Engine (mpengine.dll) 1.1.3520.0 and 0.1.13.192, as used in multiple Microsoft products, allows context-dependent attackers to cause a denial of service (disk space exhaustion) via a file with "crafted data structures" that trigger the creation of large temporary files, a different vulnerability than CVE-2008-1437.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

12.9% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2008-05-13 22:20 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 22:51 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 12.9% in the next 30 days (EPSS).
• Severity: 5.0 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2008-05-13 22:20 UTC

Last modified

2026-06-16 22:51 UTC

Exploit probability

12.9% · EPSS, next 30 days

Weakness

CWE-399

Record status

Modified

Affected

• Microsoft Antigen For Exchange
• Microsoft Antigen For Smtp Gateway
• Microsoft Diagnostics And Recovery Toolkit 6.0
• Microsoft Forefront Client Security
• Microsoft Forefront Security For Exchange Server
• Microsoft Forefront Security For Sharepoint
• Microsoft Malware Protection Engine 0.1.13.192
• Microsoft Malware Protection Engine 1.1.3520.0

Attack profile CVSS 2.0 · 5.0

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2008-1438.md and follow it. Check whether this project is affected by CVE-2008-1438. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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