PT-2018-18511 · Microsoft · Office+2

Published 2018-06-12 · Updated 2018-08-06 · CVE-2018-8246

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

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

Description An information disclosure issue exists due to Microsoft Excel improperly disclosing its memory contents. This could allow an attacker to use the disclosed information to compromise the user's computer or data.

Recommendations For Microsoft Excel, update to a version that fixes the information disclosure issue. For Microsoft Office, apply the necessary patches or updates to resolve the vulnerability. For Microsoft Excel Viewer, consider disabling the affected component until a patch is available. As a temporary workaround, restrict access to sensitive data when using Microsoft Excel until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2018-8246

ZDI-18-593

Affected Products

Office Excel

Excel Viewer

Office

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2018-8246 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8246 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-8246 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-18-593 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8246 · Security Note
• http://securitytracker.com/id/1041109 · Note
• http://securityfocus.com/bid/104322 · Note