CVE-2021-31186: microsoft windows_10
CVSS: 7.4v3.1HighModified
Published 11-05-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-31186 is a high (CVSS 7.4) vulnerability in microsoft windows_10. EPSS estimates a 2.97% chance of exploitation in the next 30 days, higher than 87% of scored vulnerabilities.
CVSS score
7.4/10
010
High · v3.1 (CVE.org)EPSS score
2.97%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-05-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.4Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST7.4HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
2.97%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
0.00 pp
From 2.97% on 20-09-2026
20-09-202620-10-2026
EPSS score2.97%
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
Microsoft29 products
- windows_10na | 20h2 | 1607 | 1803 | 1809 | 1909 | 2004
- windows 10 version 1507≥ 10.0.0, < 10.0.10240.18931
- windows 10 version 1607≥ 10.0.0, < 10.0.14393.4401
- windows 10 version 1803≥ 10.0.0, < 10.0.17134.2207
- windows 10 version 1809≥ 10.0.0, < 10.0.17763.1935
1 vendor · 29 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31186X Refsource MISCPatchVendor Advisory