CVE-2020-1342

Name: CVE-2020-1342
Creator: NVD / NIST
Published: 2020-07-14T23:15:12.713+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 6.41%

Last modified Jun 17, 2026

CVE-2020-1342 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory, aka 'Microsoft Office Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-1445.. EPSS estimates a 6.41% chance of exploitation in the next 30 days.

Description

An information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory, aka 'Microsoft Office Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-1445.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS Probability

6.41%

92.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Microsoft	365 Apps	All versions	—
Microsoft	Office	2010	Sp2
Microsoft	Office	2016	—
Microsoft	Office	2019	—
Microsoft	Office Online Server	All versions	—
Microsoft	Office Web Apps	2010	Sp2
Microsoft	Office Web Apps	2013	Sp1
Microsoft	Sharepoint Enterprise Server	2013	Sp1
Microsoft	Sharepoint Enterprise Server	2016	—
Microsoft	Sharepoint Server	2010	Sp2
Microsoft	Sharepoint Server	2019	—
Microsoft	Word	2010	Sp2
Microsoft	Word	2013	Sp1
Microsoft	Word	2016	—

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1342Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1342Patch, Vendor Advisory

Timeline

Published: Jul 14, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1342?

How severe is CVE-2020-1342?

CVE-2020-1342 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 6.41% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1342?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1342?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST