PT-2020-4332 · Microsoft · Office

Ying Xinlei · Published 2020-10-13 · Updated 2023-12-31 · CVE-2020-16954

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description: A remote code execution issue exists in Microsoft Office software due to improper handling of objects in memory. An attacker who successfully exploits this issue could run arbitrary code in the context of the current user. If the current user has administrative user rights, an attacker could take control of the affected system, install programs, view, change, or delete data, or create new accounts with full user rights. Exploitation requires a user to open a specially crafted file with an affected version of Microsoft Office. This could occur through email or web-based attacks, where an attacker convinces a user to open the specially crafted file.

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

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2020-04832

BDU:2020-05446

CVE-2020-16954

Affected Products

Office

References · 8

• https://bdu.fstec.ru/vul/2020-04832 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16954 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-16954 · Security Note
• https://osv.dev/vulnerability/CVE-2020-16954 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-05446 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16954 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-16954 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2020101338 · Note