SARA / Free Tools / CVE / CVE-2018-0798

CVE-2018-0798 — Microsoft Office Memory Corruption Vulnerability

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".

CVSS
EPSS
94.06% (top 0.10%)
CWE
Published
2018-01-10T01:00:00.000Z
Last modified
2025-10-21T23:45:57.001Z
CVSS vector
CISA KEV — Actively Exploited
Added to KEV
2021-11-03
BOD 22-01 due
2022-05-03
Ransomware use
Unknown

01What is this vulnerability?

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".

02Affected products

VendorProductVersions
Microsoft CorporationEquation EditorMicrosoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2021-11-03. Ransomware use: Unknown.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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