Double Free in Microsoft Excel 2013 Service Pack 1
CVE-2023-33137
Microsoft Excel Remote Code Execution Vulnerability
Vulnerability class: Double Free
EPSS: 0.027 (84.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Excel 2013 Service Pack 1 — versions 15.0.0.0
- Microsoft Excel 2016 — versions 16.0.0.0
- Microsoft Office 2019 — versions 19.0.0
- Microsoft Office Online Server — versions 16.0.1
- Microsoft Office — versions 2013, 2016, 2019
- Microsoft Office_online_server
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (vendor-advisory, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-33137?
- CVE-2023-33137 is a high-severity vulnerability in Microsoft Excel 2013 Service Pack 1, classified under Double Free. CVSS score: 7.8/10. Published 2023-06-14.
- How severe is CVE-2023-33137?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-33137 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.