Microsoft Windows up to Vista NNTP Response memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Microsoft Windows up to Vista. This affects an unknown part of the component NNTP Response Handler. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2007-3897. There is no exploit available. It is recommended to upgrade the affected component. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Windows up to Vista (Operating System). Affected by this issue is an unknown functionality of the component NNTP Response Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The bug was discovered 10/09/2007. The weakness was presented 10/09/2007 by Greg Macmanus with iDefense (Website). The advisory is shared for download at labs.idefense.com. This vulnerability is handled as CVE-2007-3897 since 07/19/2007. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 26962 (MS07-056: Cumulative Security Update for Outlook Express and Windows Mail (941202)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90414 (Security Update for Outlook Express and Windows Mail (MS07-056)).

Upgrading eliminates this vulnerability. Applying the patch MS07-056 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 16428. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 10103.

The vulnerability is also documented in the databases at X-Force (36811), Tenable (26962), SecurityFocus (BID 25908†), OSVDB (37631†) and Secunia (SA27112†). See VDB-3370 and VDB-3367 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 26962
Nessus Name: MS07-056: Cumulative Security Update for Outlook Express and Windows Mail (941202)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801713
OpenVAS Name: Microsoft Outlook Express And Windows Mail NNTP Protocol Heap Buffer Overflow Vulnerability (941202)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: MS07-056

Snort ID: 16428
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

07/19/2007 🔍
10/09/2007 +82 days 🔍
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10/10/2007 +0 days 🔍
10/18/2007 +8 days 🔍
06/07/2025 +6442 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: labs.idefense.com⛔
Researcher: Greg Macmanus
Organization: iDefense
Status: Confirmed

CVE: CVE-2007-3897 (🔍)
GCVE (CVE): GCVE-0-2007-3897
GCVE (VulDB): GCVE-100-3368

OVAL: 🔍

X-Force: 36811
SecurityFocus: 25908 - Microsoft Outlook Express And Windows Mail NNTP Protocol Heap Buffer Overflow Vulnerability
Secunia: 27112
OSVDB: 37631 - Microsoft Windows Malformed NNTP Response Remote Memory Corruption
SecurityTracker: 1018786
Vulnerability Center: 16462 - [MS07-056] Microsoft Outlook Express and Windows Mail Remote Code Execution via NNTP Responses, Medium
Vupen: ADV-2007-3436

See also: 🔍

Entryinfo

Created: 10/18/2007 09:49 AM
Updated: 06/07/2025 08:01 PM
Changes: 10/18/2007 09:49 AM (102), 07/27/2019 11:31 AM (2), 06/07/2025 08:01 PM (18)
Complete: 🔍
Cache ID: 18:33B:40

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