Vulnerability · Published Mar 11, 2021 · Assigned by microsoft
CVE-2021-27056Microsoft PowerPoint Remote Code Execution Vulnerability
High 7.8
In plain English
A high-severity security flaw in Microsoft 365 Apps for Enterprise from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.3% (higher than 91% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)4.3%top 8.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Microsoft PowerPoint Remote Code Execution Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise | 16.0.1 – before https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office 2019 | 19.0.0 – before https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft PowerPoint 2010 Service Pack 2 | 13.0.0.0 – before 14.0.7266.5000 |
| Microsoft | Microsoft PowerPoint 2013 Service Pack 1 | 14.0.0 – before 15.0.5327.1000 |
| Microsoft | Microsoft PowerPoint 2016 | 16.0.0 – before 16.0.5134.1000 |
References
- Microsoft PowerPoint Remote Code Execution Vulnerability vendor-advisory, patch
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27056 x_refsource_MISC, x_transferred
- https://www.zerodayinitiative.com/advisories/ZDI-21-333/ x_refsource_MISC, x_transferred