Out-of-bounds Read in Microsoft 365 Apps
CVE-2023-21714
Microsoft Office Information Disclosure Vulnerability
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (46.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Microsoft 365 Apps
- Microsoft 365 Apps For Enterprise — versions 16.0.1
- Microsoft Office Ltsc 2021 — versions 16.0.1
- Microsoft Office Long Term Servicing Channel — versions 2021
Weakness classification (CWE)
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21714 (vendor-advisory, Patch, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-21714?
- CVE-2023-21714 is a medium-severity vulnerability in Microsoft 365 Apps, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2023-02-14.
- How severe is CVE-2023-21714?
- Medium severity. CVSS v3 base score is 5.5 out of 10.