CVE-2018-0802
KEV RANSOMWAREHIGH 7.8EPSS 93.3%
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.
- Affected
- Microsoft Corporation · Equation Editor
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 9.3 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C - EPSS
- 93.29% chance of exploitation in the next 30 days, 100th percentile
- CISA KEV
- added 2021-11-03, used in ransomware campaigns
- Published
- 2018-01-10
- Updated
- 2025-10-21
Proof-of-concept exploits (7)
- rxwx/CVE-2018-0802270★ · 2018-02-28
- Ridter/RTF_11882_0802166★ · 2018-01-12
- likekabin/CVE-2018-0802_CVE-2017-1188211★ · 2018-01-16
- likescam/CVE-2018-0802_CVE-2017-1188211★ · 2018-01-16
- roninAPT/CVE-2018-08020★ · 2021-02-20
- MrWaifu24/vet0★ · 2026-09-29
- zldww2011/CVE-2018-0802_POC67★ · 2018-01-11
Security advisories
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802
- http://www.securityfocus.com/bid/102347
- http://www.securitytracker.com/id/1040153
- https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.html