Buffer overflow in Microsoft Office

CVE-2018-0852

Microsoft Outlook 2007 SP3, Microsoft Outlook 2010 SP2, Microsoft Outlook 2013 SP1 and RT SP1, Microsoft Outlook 2016, and Microsoft Office 2016 Click-to-Run (C2R) allow a remote code execution vulnerability, due to how Outlook handles obj…

Vulnerability class: Buffer Overflow

EPSS: 0.197 (97.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-0852?
CVE-2018-0852 is a high-severity vulnerability in Microsoft Office, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2018-02-15.
How severe is CVE-2018-0852?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-0852 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.