Microsoft Outlook 2007/2010/2013/2016 Email Message access control

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Outlook 2007/2010/2013/2016. Affected by this issue is some unknown functionality of the component Email Message Handler. The manipulation leads to access control. This vulnerability is listed as CVE-2018-0791. The attack may be initiated remotely. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Microsoft Outlook 2007/2010/2013/2016 (Groupware Software). It has been rated as critical. This issue affects an unknown code of the component Email Message Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Outlook 2007, Microsoft Outlook 2010, Microsoft Outlook 2013, and Microsoft Outlook 2016 allow a remote code execution vulnerability due to the way email messages are parsed, aka "Microsoft Outlook Remote Code Execution Vulnerability". This CVE is unique from CVE-2018-0793.

The bug was discovered 01/09/2018. The weakness was presented 01/09/2018 by Nicolas Joly with Microsoft as confirmed security update guide (Website). It is possible to read the advisory at portal.msrc.microsoft.com. The identification of this vulnerability is CVE-2018-0791 since 12/01/2017. 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 attack technique deployed by this issue is T1068 according to MITRE ATT&CK. The advisory points out:

A remote code execution vulnerability exists in the way that Microsoft Outlook parses specially crafted email messages. An attacker who successfully exploited the vulnerability could take control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.

The vulnerability scanner Nessus provides a plugin with the ID 105699 (Security Updates for Outlook (January 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 110310 (Microsoft Office and Microsoft Office Services and Web Apps Security Update January 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 (105699) and SecurityFocus (BID 102383†). See VDB-111561, VDB-111562, VDB-111564 and VDB-111565 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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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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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 105699
Nessus Name: Security Updates for Outlook (January 2018)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 900754
OpenVAS Name: Microsoft Outlook 2010 Service Pack 2 Remote Code Execution Vulnerability (KB4011273)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

12/01/2017 🔍
01/09/2018 +39 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/10/2018 +1 days 🔍
01/29/2021 +1115 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Researcher: Nicolas Joly
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0791 (🔍)
GCVE (CVE): GCVE-0-2018-0791
GCVE (VulDB): GCVE-100-111563

OVAL: 🔍

SecurityFocus: 102383 - Microsoft Outlook CVE-2018-0791 Remote Code Execution Vulnerability
SecurityTracker: 1040154

See also: 🔍

Entryinfo

Created: 01/10/2018 14:17
Updated: 01/29/2021 12:56
Changes: 01/10/2018 14:17 (78), 12/28/2019 20:44 (6), 01/29/2021 12:56 (2)
Complete: 🔍
Cache ID: 216::103

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