Microsoft Windows up to 1999 denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Microsoft Windows up to 1999. Affected is an unknown function. Such manipulation leads to denial of service. This vulnerability is traded as CVE-2005-3945. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Microsoft Windows up to 1999 (Operating System). It has been rated as critical. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

The SynAttackProtect protection in Microsoft Windows 2003 before SP1 and Windows 2000 before SP4 with Update Roll-up uses a hash of predictable data, which allows remote attackers to cause a denial of service (CPU consumption) via a flood of SYN packets that produce identical hash values, which slows down the hash table lookups.

The bug was discovered 11/28/2005. The weakness was shared 12/01/2005 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2005-3945 since 12/01/2005. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $25k-$100k.

Upgrading to version 2000 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (23284), SecurityFocus (BID 15613†), OSVDB (21510†) and Vulnerability Center (SBV-11042†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Windows 2000

Timelineinfo

11/28/2005 🔍
11/28/2005 +0 days 🔍
12/01/2005 +3 days 🔍
12/01/2005 +0 days 🔍
12/01/2005 +0 days 🔍
12/01/2005 +0 days 🔍
04/11/2006 +131 days 🔍
03/11/2015 +3256 days 🔍
06/16/2019 +1558 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2005-3945 (🔍)
GCVE (CVE): GCVE-0-2005-3945
GCVE (VulDB): GCVE-100-27224
X-Force: 23284
SecurityFocus: 15613 - Microsoft Windows SynAttackProtect Predictable Hash Remote Denial of Service Vulnerability
OSVDB: 21510 - CVE-2005-3945 - Microsoft - Windows - Denial of Service Issue
Vulnerability Center: 11042 - Microsoft Windows Might Allow Denial of Service via SynAttackProtect, Medium

Entryinfo

Created: 03/11/2015 23:39
Updated: 06/16/2019 14:18
Changes: 03/11/2015 23:39 (59), 06/16/2019 14:18 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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