Microsoft Outlook 2010 SP2/2013 RT SP1/2013 SP1/2016 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Microsoft Outlook 2010 SP2/2013 RT SP1/2013 SP1/2016. This impacts an unknown function. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2017-11774. The attack can be launched remotely. Moreover, an exploit is present. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Outlook 2010 SP2/2013 RT SP1/2013 SP1/2016 (Groupware Software). 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. CVE summarizes:

Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office handles objects in memory, aka "Microsoft Outlook Security Feature Bypass Vulnerability."

The bug was discovered 10/10/2017. The weakness was disclosed 10/10/2017 as KB4011162 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability is handled as CVE-2017-11774 since 07/31/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. The advisory points out:

A security feature bypass vulnerability exists when Microsoft Outlook improperly handles objects in memory. An attacker who successfully exploited the vulnerability could execute arbitrary commands.

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 103752 (Security Updates for Outlook (October 2017)), 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 110306 (Microsoft Office and Microsoft Office Services and Web Apps Security Update October 2017). This issue was added on 11/03/2021 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/03/2022:

Apply updates per vendor instructions.

Applying the patch KB4011162 is able to eliminate this problem. The bugfix is ready for download at catalog.update.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103752) and SecurityFocus (BID 101098†). The entries VDB-107698, VDB-107703, VDB-107727 and VDB-107728 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Attacked

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Nessus ID: 103752
Nessus Name: Security Updates for Outlook (October 2017)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802136
OpenVAS Name: Microsoft Outlook 2010 Service Pack 2 Security Feature Bypass Vulnerability (KB4011196)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
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Patch: KB4011162

Timelineinfo

07/31/2017 🔍
10/10/2017 +70 days 🔍
10/10/2017 +0 days 🔍
10/10/2017 +0 days 🔍
10/10/2017 +0 days 🔍
10/10/2017 +0 days 🔍
10/11/2017 +1 days 🔍
10/13/2017 +2 days 🔍
09/09/2024 +2523 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: KB4011162
Researcher: Etienne Stalmans
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-11774 (🔍)
GCVE (CVE): GCVE-0-2017-11774
GCVE (VulDB): GCVE-100-107732

OVAL: 🔍

SecurityFocus: 101098
SecurityTracker: 1039542

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

Entryinfo

Created: 10/11/2017 23:38
Updated: 09/09/2024 22:29
Changes: 10/11/2017 23:38 (78), 11/23/2019 17:59 (3), 01/16/2021 13:20 (3), 01/16/2021 13:24 (3), 04/20/2024 13:59 (27), 07/25/2024 17:46 (1), 09/09/2024 22:29 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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