CVE-2020-1321: microsoft 365_apps
CVSS: 8.8v3.1HighModified
Published 09-06-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-1321 is a high (CVSS 8.8) vulnerability in microsoft 365_apps. EPSS estimates a 11.58% chance of exploitation in the next 30 days, higher than 96% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
11.58%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 09-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A remote code execution vulnerability exists in Microsoft Office software when it fails to properly handle objects in memory, aka 'Microsoft Office Remote Code Execution Vulnerability'.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
11.58%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 11.58% on 19-09-2026
19-09-202619-10-2026
EPSS score11.58%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Microsoft5 products
- 365_appsna
- microsoft 365 apps for enterprise for 32-bit systemsunspecified
- microsoft 365 apps for enterprise for 64-bit systemsunspecified
- microsoft office2019 for 32-bit editions | 2019 for 64-bit editions | 2019 for Mac | 2016 for Mac
- officeEOL2016 | 2019
1 vendor · 5 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1321X Refsource MISCPatchVendor Advisory