9.8
Critical
Exploited
CVE-2023-23397 Microsoft Office Outlook Privilege Escalation Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Not observed so far
Weakness
CWE-294
Description
Microsoft Outlook Elevation of Privilege Vulnerability
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft Office LTSC 2021 16.0 | 16.0.1 → latest | No fix stated |
| Microsoft Outlook 2016 16.0 | 16.0.0.0 → < 16.0.5387.1000 | 16.0.5387.1000 |
| Microsoft 365 Apps for Enterprise 16.0 | 16.0.1 → latest | No fix stated |
| Microsoft Office 2019 19.0 | 19.0.0 → latest | No fix stated |
| Microsoft Outlook 2013 Service Pack 1 15.0 | 15.0.0.0 → < 15.0.5537.1000 | 15.0.5537.1000 |
References
- Microsoft Outlook Elevation of Privilege Vulnerability msrc.microsoft.com
Timeline
- Published
- Added to the KEV catalogue
- Last modified
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