PT-2018-2050 · Microsoft · Office 365 Proplus+2

Ben Faull · Published 2018-10-09 · Updated 2019-10-03 · CVE-2018-8502

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Excel (affected versions not specified) Office 365 ProPlus (affected versions not specified) Microsoft Office (affected versions not specified)

Description A remote code execution issue exists in Microsoft Excel software due to its failure to properly handle objects in Protected View. This could allow an attacker to run arbitrary code in the context of the current user. If the user has administrative rights, the attacker could take control of the system, install programs, view, change, or delete data, or create new accounts with full user rights. The exploitation requires a user to open a specially crafted file with an affected version of Microsoft Office Excel software.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-19

Related Identifiers

BDU:2018-01666

CVE-2018-8502

Affected Products

Office Excel

Office

Office 365 Proplus

References · 7

• https://osv.dev/vulnerability/CVE-2018-8502 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-8502 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8502 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8502 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-01666 · Security Note
• http://securityfocus.com/bid/105498 · Note
• http://securitytracker.com/id/1041839 · Note