CVE-2018-0802

high

Description

Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.

References

https://github.com/zldww2011/CVE-2018-0802_POC

https://securelist.com/vulnerabilities-and-exploits-in-q4-2024/115761/

https://securelist.com/cloud-atlas-attacks-with-new-backdoor-vbcloud/115103/

https://securelist.com/exploits-and-vulnerabilities-q3-2024/114839/

https://securelist.com/vulnerability-exploit-report-q2-2024/113455/

https://www.tenable.com/cyber-exposure/tenable-2022-threat-landscape-report

https://www.anomali.com/blog/multiple-chinese-threat-groups-exploiting-cve-2018-0798-equation-editor-vulnerability-since-late-2018

https://www.tenable.com/blog/analyzing-the-vulnerabilities-associated-with-the-top-malware-strains-of-2021

https://research.checkpoint.com/another-office-equation-rce-vulnerability/

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802

https://github.com/rxwx/CVE-2018-0802

https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.html

http://www.securitytracker.com/id/1040153

http://www.securityfocus.com/bid/102347

Details

Source: Mitre, NVD

Published: 2018-01-10

Updated: 2025-03-26

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.94103