# CVE-2020-1322: Microsoft Project Information Disclosure Vulnerability

CVE-2020-1322 is fixed in 6 products on 1 platform, first by KB4484387, released June 9, 2020. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2020-1322
- Priority: High
- CVSS: n/a (Important)
- EPSS: 0.0562
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jun 9, 2020
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1322

## Description

<p>An information disclosure vulnerability exists when Microsoft Project reads out of bound memory due to an uninitialized variable. An attacker who successfully exploited the vulnerability could view out of bound memory that potentially could contain sensitive information.</p> <p>Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Project.</p> <p>The security update addresses the vulnerability by properly initializing the affected variable.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Microsoft Project 2010 Service Pack 2 (32-bit editions) |  | [KB4484387](https://patchblox.com/security/data/fix/microsoft/kb4484387.md) | Jun 9, 2020 |
| Microsoft | Microsoft Project 2010 Service Pack 2 (64-bit editions) |  | [KB4484387](https://patchblox.com/security/data/fix/microsoft/kb4484387.md) | Jun 9, 2020 |
| Microsoft | Microsoft Project 2013 Service Pack 1 (32-bit editions) |  | [KB4484369](https://patchblox.com/security/data/fix/microsoft/kb4484369.md) | Jun 9, 2020 |
| Microsoft | Microsoft Project 2013 Service Pack 1 (64-bit editions) |  | [KB4484369](https://patchblox.com/security/data/fix/microsoft/kb4484369.md) | Jun 9, 2020 |
| Microsoft | Microsoft Project 2016 (32-bit edition) |  | [KB4484399](https://patchblox.com/security/data/fix/microsoft/kb4484399.md) | Jun 9, 2020 |
| Microsoft | Microsoft Project 2016 (64-bit edition) |  | [KB4484399](https://patchblox.com/security/data/fix/microsoft/kb4484399.md) | Jun 9, 2020 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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