PT-2020-5258 · Microsoft · 365 Apps For Enterprise+1

Published 2020-12-08 · Updated 2023-12-31 · CVE-2020-17129

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) Microsoft 365 Apps for Enterprise (affected versions not specified)

Description The issue is related to a buffer overflow in memory, allowing an attacker to execute arbitrary code. This can be exploited by remote attackers.

Recommendations For Microsoft Excel, consider restricting access to sensitive features until a patch is available. For Microsoft 365 Apps for Enterprise, avoid using potentially vulnerable components in 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.

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2020-05891

CVE-2020-17129

Affected Products

365 Apps For Enterprise

Office Excel

References · 24

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17129 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-17129 · Security Note
• https://osv.dev/vulnerability/CVE-2020-17129 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-05891 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17129 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17129 · Security Note
• https://t.me/cibsecurity/18390 · Telegram Post
• https://t.me/cvenotify/6901 · Telegram Post
• https://t.me/cvenotify/7020 · Telegram Post
• https://t.me/cibsecurity/18410 · Telegram Post
• https://t.me/cibsecurity/18532 · Telegram Post
• https://t.me/cibsecurity/18420 · Telegram Post
• https://t.me/cibsecurity/18452 · Telegram Post
• https://t.me/cvenotify/7021 · Telegram Post
• https://t.me/cibsecurity/18400 · Telegram Post