Microsoft Office 2007/2010 SP2/2011 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Microsoft Office 2007/2010 SP2/2011 (Office Suite Software). This issue affects an unknown code block. 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:

Microsoft Word 2007, Office 2010 SP2, Word 2010 SP2, Word for Mac 2011, Excel for Mac 2011, and Office Compatibility Pack SP3 allow remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

The bug was discovered 11/08/2016. The weakness was shared 11/08/2016 by Steven Seeley with VeriSign as MS16-133 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. The identification of this vulnerability is CVE-2016-7235 since 09/09/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 94634 (MS16-133: Security Update for Microsoft Office (3199168)), 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 110290 (Microsoft Office Remote Code Execution Vulnerabilities (MS16-133)).

Applying the patch MS16-133 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (94634). The entries 93391, 93392, 93393 and 93394 are related to this item.

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
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NVD Base Score: 7.8
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 94634
Nessus Name: MS16-133: Security Update for Microsoft Office (3199168)
Nessus File: 🔍
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OpenVAS ID: 902002
OpenVAS Name: Microsoft Office Compatibility Pack Multiple Vulnerabilities (3199168)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS16-133

Timelineinfo

09/09/2016 🔍
11/08/2016 +60 days 🔍
11/08/2016 +0 days 🔍
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11/08/2016 +0 days 🔍
11/08/2016 +0 days 🔍
11/10/2016 +2 days 🔍
11/10/2016 +0 days 🔍
09/30/2022 +2150 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS16-133
Researcher: Steven Seeley
Organization: VeriSign
Status: Confirmed

CVE: CVE-2016-7235 (🔍)
OVAL: 🔍

SecurityTracker: 1037246
SecurityFocus: 94022 - Microsoft Office CVE-2016-7235 Memory Corruption Vulnerability

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Entryinfo

Created: 11/10/2016 19:04
Updated: 09/30/2022 19:11
Changes: 11/10/2016 19:04 (70), 05/29/2019 09:12 (14), 09/30/2022 19:11 (3)
Complete: 🔍

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