Microsoft Class Package Export Tool 5.0.2752 clspack.exe memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Microsoft Class Package Export Tool 5.0.2752. It has been classified as critical. This vulnerability affects unknown code of the file clspack.exe. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2006-5395. There is no exploit available.

Detailsinfo

A vulnerability was found in Microsoft Class Package Export Tool 5.0.2752. It has been rated as critical. This issue affects an unknown code block of the file clspack.exe. 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. The summary by CVE is:

Buffer overflow in Microsoft Class Package Export Tool (aka clspack.exe) allows context-dependent attackers to execute arbitrary code via a long string. NOTE: the provenance of this information is unknown; the details are obtained from third party information.

The weakness was shared 10/18/2006 (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2006-5395 since 10/18/2006. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/25/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (39975) and SecurityFocus (BID 20561†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/16/2006 🔍
10/18/2006 +2 days 🔍
10/18/2006 +0 days 🔍
10/18/2006 +0 days 🔍
03/12/2015 +3067 days 🔍
04/25/2026 +4061 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2006-5395 (🔍)
GCVE (CVE): GCVE-0-2006-5395
GCVE (VulDB): GCVE-100-32849
X-Force: 39975 - Microsoft Class Package Export Tool clspack.exe buffer overflow
SecurityFocus: 20561 - Microsoft Class Package Export Tool Clspack.exe Local Buffer Overflow Vulnerability

Entryinfo

Created: 03/12/2015 22:21
Updated: 04/25/2026 01:25
Changes: 03/12/2015 22:21 (47), 09/29/2017 09:09 (6), 04/25/2026 01:25 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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