Microsoft Windows 2000/NT BASE winhlp32.exe heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability, which was classified as critical, was found in Microsoft Windows 2000/NT (Operating System). Affected is some unknown processing of the file winhlp32.exe of the component BASE. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on integrity. CVE summarizes:

Integer underflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a malformed .hlp file, which leads to a heap-based buffer overflow.

The weakness was disclosed 12/23/2004 by Flashsky as not defined posting (Bugtraq). The advisory is available at marc.theaimsgroup.com. This vulnerability is traded as CVE-2004-1361 since 01/06/2005. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $100k and more.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (18678). The entry 22675 is pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/23/2004 🔍
12/23/2004 +0 days 🔍
12/23/2004 +0 days 🔍
01/06/2005 +14 days 🔍
02/27/2015 +3704 days 🔍
09/17/2018 +1298 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: marc.theaimsgroup.com
Researcher: Flashsky
Status: Not defined

CVE: CVE-2004-1361 (🔍)
X-Force: 18678 - Microsoft Windows winhlp32.exe buffer overflow
SecurityFocus: 12091 - Microsoft Windows winhlp32 Phrase Integer Overflow Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 02/27/2015 23:39
Updated: 09/17/2018 08:05
Changes: 02/27/2015 23:39 (54), 09/17/2018 08:05 (8)
Complete: 🔍

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