CVE-2021-41348: microsoft exchange_server Improper Privilege Management
CVSS: 8.0v3.1HighModified
Published 13-10-2021Last modified 04-08-2024
Vulnerability summary
CVE-2021-41348 is a high (CVSS 8.0) Improper Privilege Management vulnerability in microsoft exchange_server. EPSS estimates a 0.59% chance of exploitation in the next 30 days, higher than 47.2% of scored vulnerabilities.
CVSS score
8.0/10
010
High · v3.1 (CVE.org)EPSS score
0.59%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-10-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Microsoft Exchange Server Elevation of Privilege Vulnerability
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 8.0Preferred score · CVE.org (CNA)
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST8.0HighCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 5.2Preferred score · NVD (NIST)
AV:A/AC:L/Au:S/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.59%
Chance of exploitation in the next 30 days
Percentile
47%
Versus all other CVEs
30-day change
0.00 pp
From 0.59% on 21-09-2026
21-09-202621-10-2026
EPSS score0.59%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft5 products
- exchange_server2016:cumulative_update_21 | 2016:cumulative_update_22 | 2019:cumulative_update_10 | 2019:cumulative_update_11
- microsoft exchange server 2016 cumulative update 21≥ 15.01.0, < 15.01.2308.015
- microsoft exchange server 2016 cumulative update 22≥ 15.0.0, < 15.01.2375.012
- microsoft exchange server 2019 cumulative update 10≥ 15.02.0, < 15.02.0922.014
- microsoft exchange server 2019 cumulative update 11≥ 15.02.0, < 15.02.0986.009
1 vendor · 5 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41348X Refsource MISCPatchVendor Advisory