CVE-2021-31970: microsoft windows_10
CVSS: 5.5v3.1MediumModified
Published 08-06-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-31970 is a medium (CVSS 5.5) vulnerability in microsoft windows_10. EPSS estimates a 0.86% chance of exploitation in the next 30 days, higher than 58% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.86%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-06-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Windows TCP/IP Driver Security Feature Bypass Vulnerability
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.86%
Chance of exploitation in the next 30 days
Percentile
58%
Versus all other CVEs
30-day change
0.00 pp
From 0.86% on 21-09-2026
21-09-202621-10-2026
EPSS score0.86%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft20 products
- windows_10na | 20h2 | 21h1 | 1607 | 1809 | 1909 | 2004
- windows 10 version 1507≥ 10.0.0, < 10.0.10240.18967
- windows 10 version 1607≥ 10.0.0, < 10.0.14393.4467
- windows 10 version 1809≥ 10.0.0, < 10.0.17763.1999
- windows 10 version 1909≥ 10.0.0, < 10.0.18363.1621
1 vendor · 20 products
References
2 links
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31970X Refsource MISCPatchVendor Advisory