Microsoft Office/PowerPoint up to 2019 Protected View data processing

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Microsoft Office and PowerPoint 2010 SP2/2013 RT SP1/2013 SP1/2016/2019. This affects an unknown function of the component Protected View. The manipulation results in data processing. This vulnerability is known as CVE-2018-8501. It is possible to launch the attack remotely. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Office and PowerPoint 2010 SP2/2013 RT SP1/2013 SP1/2016/2019 (Office Suite Software). Affected is an unknown part of the component Protected View. The manipulation with an unknown input leads to a data processing vulnerability. CWE is classifying the issue as CWE-19. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 10/09/2018. The weakness was published 10/09/2018 with Microsoft as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. The public release has been coordinated with the vendor. This vulnerability is traded as CVE-2018-8501 since 03/14/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

A remote code execution vulnerability exists in Microsoft PowerPoint software when the software fails to properly handle objects in Protected View. 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 118015 (Security Updates for Microsoft PowerPoint Products (October 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 110324 (Microsoft Office and Microsoft Office Services and Web Apps Security Update October 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 (118015) and SecurityFocus (BID 105497†). Similar entries are available at VDB-125099, VDB-125101, VDB-125102 and VDB-125103. Once again VulDB remains the best source for vulnerability data.

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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: Data processing
CWE: CWE-19
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: 118015
Nessus Name: Security Updates for Microsoft PowerPoint Products (October 2018)
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: 🔍
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Timelineinfo

03/14/2018 🔍
10/09/2018 +208 days 🔍
10/09/2018 +0 days 🔍
10/09/2018 +0 days 🔍
10/09/2018 +0 days 🔍
10/09/2018 +0 days 🔍
10/10/2018 +1 days 🔍
10/10/2018 +0 days 🔍
05/23/2023 +1686 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2018-8501 (🔍)
GCVE (CVE): GCVE-0-2018-8501
GCVE (VulDB): GCVE-100-125100

OVAL: 🔍

SecurityFocus: 105497 - Microsoft PowerPoint CVE-2018-8501 Security Bypass Vulnerability
SecurityTracker: 1041838

See also: 🔍

Entryinfo

Created: 10/10/2018 12:01
Updated: 05/23/2023 14:13
Changes: 10/10/2018 12:01 (77), 06/19/2020 12:40 (6), 05/23/2023 14:13 (5)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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