CVE-2021-28323Medium
MSR
MSR
Microsoft Security Response Center
The Security Update Guide is the source of truth for vulnerabilities in Microsoft products — KB article numbers, impacted builds and replacement patches. MSRC also assigns the MSRC-specific exploitability index used alongside CVSS.
Region
US
Updates
Patch Tuesday + ad-hoc
License
Proprietary
Microsoft's Security Update Guide, covering Windows, Office, Azure, SQL Server, Exchange and other first-party products.
https://msrc.microsoft.com/update-guide →Share link
Anyone with the link can open this vulnerability.
Windows DNS Information Disclosure Vulnerability
CVSS
6.5
Medium
EPSS
0.17
p95
Published
2021-01-01
Updated
2021-01-01
Description
Windows DNS Information Disclosure Vulnerability
Tags · CWE
CWE-178
CWE-178BaseIncomplete
Improper Handling of Case Sensitivity
The product does not properly account for differences in case sensitivity when accessing or determining the properties of a resource, leading to inconsistent results.
https://cwe.mitre.org/data/definitions/178.html →Open in CWE collection →Affected products
Windows_10Windows_7Windows_8.1Windows_rt_8.1Windows_server_2008Windows_server_2012Windows_server_2016Windows_server_2019
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: L
Low (L)
Privileges Required
PR: L
Low (L)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: N
None (N)
Availability Impact
A: N
None (N)
Exploit indicators
EPSS
0.166 · p95
Known exploited (KEV)
No
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected software
| Product | Vendor | Status |
|---|---|---|
| windows_10 | * | Tracked |
| windows_7 | * | Tracked |
| windows_8.1 | * | Tracked |
| windows_rt_8.1 | * | Tracked |
| windows_server_2008 | * | Tracked |
| windows_server_2012 | * | Tracked |
| windows_server_2016 | * | Tracked |
| windows_server_2019 | * | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
| Windows | Microsoft | Tracked |
Source databases
MSR
MSR
Microsoft Security Response Center
The Security Update Guide is the source of truth for vulnerabilities in Microsoft products — KB article numbers, impacted builds and replacement patches. MSRC also assigns the MSRC-specific exploitability index used alongside CVSS.
Region
US
Updates
Patch Tuesday + ad-hoc
License
Proprietary
Microsoft's Security Update Guide, covering Windows, Office, Azure, SQL Server, Exchange and other first-party products.
https://msrc.microsoft.com/update-guide →CVE
CVE
National Vulnerability Database
NVD is the U.S. government repository of standards-based vulnerability management data, built on top of the MITRE CVE list. Every record includes CPE applicability statements, CVSS v2 and v3.x base scores, CWE mappings and cross-references to advisories.
Region
US
Updates
15 min
License
Public Domain
Comprehensive catalog of publicly disclosed vulnerabilities with CPE matches, CVSS scoring and reference URLs. De-facto standard for cross-vendor correlation.
https://nvd.nist.gov →Related vulnerabilities