Microsoft Office up to 2016 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Microsoft Office 2007 SP2/2010 SP2/2013 RT SP1/2013 SP1/2016. Affected by this vulnerability is an unknown functionality. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2018-0851. The attack may be launched remotely. There is no exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft Office 2007 SP2/2010 SP2/2013 RT SP1/2013 SP1/2016 (Office Suite Software) and classified as critical. Affected by this issue is some unknown functionality. 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 bug was discovered 02/13/2018. The weakness was shared 02/13/2018 with Microsoft as confirmed security update guide (Website). The advisory is available at portal.msrc.microsoft.com. This vulnerability is handled as CVE-2018-0851 since 12/01/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:

A remote code execution vulnerability exists in Microsoft Office software when the Office software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.

The vulnerability scanner Nessus provides a plugin with the ID 106817 (Security Updates for Microsoft Word Viewer (February 2018)), 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 110311 (Microsoft Office and Microsoft Office Services and Web Apps Security Update February 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 (106817) and SecurityFocus (BID 102870†). The entries VDB-113216, VDB-113232, VDB-113233 and VDB-113235 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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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Nessus ID: 106817
Nessus Name: Security Updates for Microsoft Word Viewer (February 2018)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 900093
OpenVAS Name: Microsoft Office Word Viewer Remote Code Execution Vulnerability (KB4011703)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

12/01/2017 🔍
02/13/2018 +74 days 🔍
02/13/2018 +0 days 🔍
02/13/2018 +0 days 🔍
02/13/2018 +0 days 🔍
02/14/2018 +1 days 🔍
02/14/2018 +0 days 🔍
02/14/2018 +0 days 🔍
02/03/2021 +1085 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Researcher: Ben Faull
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0851 (🔍)
GCVE (CVE): GCVE-0-2018-0851
GCVE (VulDB): GCVE-100-113234

OVAL: 🔍

SecurityFocus: 102870 - Microsoft Office CVE-2018-0851 Memory Corruption Vulnerability
SecurityTracker: 1040381

See also: 🔍

Entryinfo

Created: 02/14/2018 09:07
Updated: 02/03/2021 12:49
Changes: 02/14/2018 09:07 (75), 01/04/2020 16:01 (6), 02/03/2021 12:46 (3), 02/03/2021 12:49 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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