CVE-2021-40441: microsoft windows_7
CVSS: 7.8v3.1HighModified
Published 15-12-2021Last modified 04-08-2024
Vulnerability summary
CVE-2021-40441 is a high (CVSS 7.8) vulnerability in microsoft windows_7. EPSS estimates a 0.72% chance of exploitation in the next 30 days, higher than 53% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.72%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-12-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Windows Media Center Elevation of Privilege Vulnerability
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.72%
Chance of exploitation in the next 30 days
Percentile
53%
Versus all other CVEs
30-day change
+0.02 pp
From 0.70% on 19-09-2026
19-09-202619-10-2026
EPSS score0.72%
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
Microsoft11 products
- windows_7≥ 6.1.0, < 6.1.7601.25796 | sp1
- windows 7 service pack 1≥ 6.1.0, < 6.1.7601.25796
- windows_8.1≥ 6.3.0, < 6.3.9600.20207 | na
- windows_rt_8.1na
- windows_server_2008r2:sp1
1 vendor · 11 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40441X Refsource MISCPatchVendor Advisory