Security readout for executives and security teams
Plain-English summary
CVE-2022-22028 is a Microsoft Windows Network File System information disclosure vulnerability. It is rated medium, but the confidentiality impact is high, meaning successful exploitation could expose sensitive information. The cited sources do not show active exploitation or detailed real-world attack evidence.
Executive priority
Treat this as a moderate-priority confidentiality issue. It is not cited as actively exploited, but affected Windows Server systems handling sensitive data should be updated through normal vulnerability remediation processes.
Technical view
The CVSS vector describes a network-accessible, unauthenticated issue requiring high attack complexity and no user interaction. Impact is limited to confidentiality: high confidentiality impact, with no integrity or availability impact. Microsoft lists multiple Windows Server versions from 2008 through 2022 as affected.
Likely exposure
Exposure is most relevant to affected Windows Server systems, especially where Windows Network File System functionality is enabled or reachable. The source bundle lists server editions and Server Core installations, but does not provide environment-specific exposure conditions.
Exploitation context
The source bundle marks KEV as false and provides no cited evidence of active exploitation. CVSS indicates exploitation is possible over the network without credentials, but high attack complexity reduces practical likelihood compared with simpler remote flaws.
Researcher notes
No CWE is provided, and the source bundle does not describe the exact disclosure primitive, leaked data type, or detailed prerequisites. Validation should focus on affected product/version matching, NFS exposure, patch state, and compensating controls.
Mitigation direction
- Review Microsoft MSRC guidance for CVE-2022-22028.
- Apply the relevant Microsoft security updates for affected Windows Server systems.
- Prioritize internet-exposed or cross-boundary NFS-related servers first.
- Limit NFS-related network exposure where business requirements allow.
- Track unsupported legacy Windows Server versions separately.
Validation and detection
- Inventory Windows Server versions listed in the advisory.
- Confirm whether Windows Network File System functionality is enabled.
- Check patch records against Microsoft guidance for CVE-2022-22028.
- Review network exposure for NFS-related services.
- Document exceptions for systems that cannot be updated promptly.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2022-22028 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C2.23.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.9MediumVector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Windows Network File System Information Disclosure VulnerabilityCVE reference · vendor-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.