CVE-2018-8412: microsoft microsoft office Improper Input Validation
CVSS: 7.8v3.0HighModified
Published 15-08-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-8412 is a high (CVSS 7.8) Improper Input Validation vulnerability in microsoft microsoft office. EPSS estimates a 1.25% chance of exploitation in the next 30 days, higher than 68.8% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.0 (NVD)EPSS score
1.25%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-08-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
An elevation of privilege vulnerability exists when the Microsoft AutoUpdate (MAU) application for Mac improperly validates updates before executing them, aka "Microsoft (MAU) Office Elevation of Privilege Vulnerability." This affects Microsoft Office.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.25%
Chance of exploitation in the next 30 days
Percentile
69%
Versus all other CVEs
30-day change
0.00 pp
From 1.25% on 18-09-2026
18-09-202618-10-2026
EPSS score1.25%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft2 products
- microsoft office2016 for Mac
- office_for_mac2016
1 vendor · 2 products
References
3 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8412X Refsource CONFIRMPatchVendor Advisory