CVE-2018-0798

high

Description

Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allows a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability".

References

https://0patch.blogspot.com/2018/01/bringing-abandoned-equation-editor-back.html

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://blog.talosintelligence.com/2022/05/bitter-apt-adds-bangladesh-to-their.html

https://www.netskope.com/blog/new-formbook-campaign-delivered-through-phishing-emails

https://www.trendmicro.com/en_us/research/21/d/iron-tiger-apt-updates-toolkit-with-evolved-sysupdate-malware-va.html

https://vb2020.vblocalhost.com/uploads/VB2020-06.pdf

https://securelist.com/cactuspete-apt-groups-updated-bisonal-backdoor/97962/

https://www.ptsecurity.com/ww-en/analytics/pt-esc-threat-intelligence/covid-19-and-new-year-greetings-the-higaisa-group/

https://blog.talosintelligence.com/2020/03/bisonal-10-years-of-play.html

https://documents.trendmicro.com/assets/pdf/Operation-ENDTRADE-TICK-s-Multi-Stage-Backdoors-for-Attacking-Industries-and-Stealing-Classified-Data.pdf

https://www.forcepoint.com/blog/x-labs/bitter-targeted-attack-against-pakistan

https://www.symantec.com/connect/blogs/tick-cyberespionage-group-zeros-japan

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

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0798

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

http://www.securityfocus.com/bid/102370

Details

Source: Mitre, NVD

Published: 2018-01-10

Updated: 2025-03-26

Named Vulnerability: Equation EditorKnown 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: 8.8

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

Severity: High

EPSS

EPSS: 0.9418