---
title: "CVE-2007-3897: Heap-based buffer overflow in Microsoft… | CubePath"
description: "Heap-based buffer overflow in Microsoft Outlook Express 6 and earlier, and Windows Mail for Vista, allows remote Network News Transfer Protocol (NNTP)…"
language: en
source: https://cubepath.com/security/cve/CVE-2007-3897
---

# CVE-2007-3897: Heap-based buffer overflow in Microsoft… | CubePath

## Description

Heap-based buffer overflow in Microsoft Outlook Express 6 and earlier, and Windows Mail for Vista, allows remote Network News Transfer Protocol (NNTP) servers to execute arbitrary code via long NNTP responses that trigger memory corruption.

Official description from the CVE record, published by microsoft. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2007-3897)

## Key data

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.54631 (54.6% probability)

Percentile

99.0%

Scores of

Nov 10, 2026

Model

v2026.06.15

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [1018785](http://securitytracker.com/id?1018785)  (securitytracker.com) vdb-entry
- [HPSBST02280](http://www.securityfocus.com/archive/1/482366/100/0/threaded)  (securityfocus.com) vendor-advisory
- [oval:org.mitre.oval:def:1706](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1706)  (oval.cisecurity.org) vdb-entry signature
- [MS07-056](https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-056)  (docs.microsoft.com) vendor-advisory
- [20071010 Re: iDefense Security Advisory 10.09.07: Microsoft Windows Mail and Outlook Express NNTP Protocol Heap Overflow](http://www.securityfocus.com/archive/1/481983/100/100/threaded)  (securityfocus.com) mailing-list
- [20071009 Microsoft Windows Mail and Outlook Express NNTP Protocol Heap Overflow](http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=607)  (labs.idefense.com) third-party-advisory
- [ADV-2007-3436](http://www.vupen.com/english/advisories/2007/3436)  (vupen.com) vdb-entry
- [1018786](http://securitytracker.com/id?1018786)  (securitytracker.com) vdb-entry
- [25908](http://www.securityfocus.com/bid/25908)  (securityfocus.com) vdb-entry
- [TA07-282A](http://www.us-cert.gov/cas/techalerts/TA07-282A.html)  (us-cert.gov) third-party-advisory
- [27112](http://secunia.com/advisories/27112)  (secunia.com) third-party-advisory

## Timeline

1. ID reserved Jul 19, 2007
2. Record published Oct 9, 2007
3. Record last updated Aug 7, 2024

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## About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.

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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:58 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)