Microsoft Windows 7 SP1/Server 2008 R2 SP1/Server 2008 SP2 Kernel Memory information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

A vulnerability has been found in Microsoft Windows 7 SP1/Server 2008 R2 SP1/Server 2008 SP2 (Operating System) and classified as problematic. Affected by this vulnerability is some unknown functionality of the component Kernel. The manipulation with an unknown input leads to a information disclosure vulnerability (Memory). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The bug was discovered 09/11/2018. The weakness was presented 09/11/2018 with Zero Day Initiative as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The public release was coordinated in cooperation with Microsoft. This vulnerability is known as CVE-2018-8336 since 03/14/2018. The attack can be launched remotely. A single authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.

The vulnerability scanner Nessus provides a plugin with the ID 117418 (KB4457145: Windows 7 and Windows Server 2008 R2 September 2018 Security Update), 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 371164 (Microsoft Windows Security Update September 2018).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (117418) and SecurityFocus (BID 105246†). See VDB-123823, VDB-123825, VDB-123842 and VDB-123843 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 2.5
Vendor Vector (Microsoft): 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Memory
Class: Information disclosure / Memory
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 117418
Nessus Name: KB4457145: Windows 7 and Windows Server 2008 R2 September 2018 Security Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

03/14/2018 🔍
09/11/2018 +180 days 🔍
09/11/2018 +0 days 🔍
09/11/2018 +0 days 🔍
09/11/2018 +0 days 🔍
09/11/2018 +0 days 🔍
09/12/2018 +0 days 🔍
09/12/2018 +0 days 🔍
05/08/2023 +1699 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: portal.msrc.microsoft.com
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2018-8336 (🔍)
GCVE (CVE): GCVE-0-2018-8336
GCVE (VulDB): GCVE-100-123853

OVAL: 🔍

SecurityFocus: 105246 - Microsoft Windows Kernel CVE-2018-8336 Local Information Disclosure Vulnerability
SecurityTracker: 1041635

scip Labs: https://www.scip.ch/en/?labs.20140213
See also: 🔍

Entryinfo

Created: 09/12/2018 08:11 AM
Updated: 05/08/2023 11:47 AM
Changes: 09/12/2018 08:11 AM (87), 03/22/2020 03:36 PM (6), 05/08/2023 11:47 AM (5)
Complete: 🔍
Cache ID: 18:D44:40

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