CVE-2019-0821
mediumpriority · track · 28EPSS 0.062 · 93 %ileEURUUSgrimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
6.22% (93rd) EPSS
CVSS 4 · medium
Who says so?
3 sources
cnnvd · enisa_euvd · fstec_bdu
EPSS · scored 2026-10-27
An information disclosure vulnerability exists in the way that the Windows SMB Server handles certain requests, aka 'Windows SMB Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-0703, CVE-2019-0704.
01
cvss
Technical severity, 0–10. One row per scoring source.
6.5
010
base score 0–10 · higher = more severe · hover a vector to decode
v3.06.5mediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6
02
weaknesses
The CWE weakness classes this flaw belongs to.
03
affected products (61)
Products and version ranges known to be affected.
- Microsoft Windows Server≤ 2008 R2 for x64-based Systems Service Pack 1 (Core installation)enisa_euvdEU
showing 20 of 61
04
also known as (4)
Other names and identifiers for this entity.
05
sources
Which sources assert this record, and when.
06
references (8)
External citations — patches, advisories, analysis.
- http://www.nsfocus.net/vulndb/42953cnnvd
- http://www.securityfocus.com/bid/107358cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-0821cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0821cnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2019-0821Patchcnnvd
- https://vigilance.fr/vulnerability/Windows-vulnerabilities-of-March-2019-28731cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0821enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0821PatchVendor Advisorynvd
scry
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