PT-2018-1875 · Microsoft · Office 365 Proplus+2

Published 2018-11-13 · Updated 2018-12-14 · CVE-2018-8558

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description An information disclosure issue exists due to Microsoft Outlook's failure to properly handle "Default link type" settings. This could allow a remote attacker to access protected information via an attached file in messages.

Recommendations For Office 365 ProPlus, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Microsoft Office, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Information Disclosure

Weakness Enumeration

CWE-20

CWE-200

Related Identifiers

BDU:2018-01477

CVE-2018-8558

Affected Products

Office

Outlook

Office 365 Proplus

References · 7

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8558 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-8558 · Security Note
• https://bdu.fstec.ru/vul/2018-01477 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8558 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2018-8558 · Note
• http://securityfocus.com/bid/105826 · Note
• https://securitylab.ru/vulnerability/496462.php · Note