Security readout for executives and security teams
Plain-English summary
CVE-2022-44666 is a high-severity Windows Contacts remote code execution vulnerability. A successful attack could let code run with serious confidentiality, integrity, and availability impact, but the CVSS data shows user interaction is required and the attack vector is local.
Executive priority
Treat this as a normal high-priority Windows patching item. It has severe potential impact, but available evidence does not show active exploitation in the provided sources, and user interaction is required.
Technical view
Microsoft describes this as a Windows Contacts RCE affecting multiple Windows client and server releases. CVSS 3.1 is 7.8 with AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating low complexity, no privileges required, required user interaction, and high impact after successful exploitation.
Likely exposure
Exposure is concentrated on affected Windows 7, 8.1, 10, 11, Server 2008, Server 2016, Server 2019, and Server 2022 systems listed in the source bundle, especially endpoints where users may handle contact-related content.
Exploitation context
The provided sources do not show CISA KEV listing or confirmed active exploitation. The CVSS vector indicates exploitation requires user interaction and is not a direct unauthenticated network-service attack.
Researcher notes
Key constraints are UI:R and AV:L despite the RCE title. The affected product list is broad across Windows client and server versions. No CWE, proof-of-concept detail, or exploitation evidence is provided in the bundle.
Mitigation direction
- Review Microsoft’s CVE-2022-44666 advisory for the applicable update per Windows version.
- Apply the Microsoft security update for affected Windows systems where available.
- Prioritize user-facing workstations before lower-exposure servers.
- Warn users not to open unexpected contact-related files or attachments.
- Use endpoint controls to inspect or block untrusted attachment delivery where practical.
Validation and detection
- Inventory Windows assets against the affected versions listed in the source bundle.
- Verify each affected system has the Microsoft update referenced by the advisory.
- Check vulnerability scanner results specifically for CVE-2022-44666 remediation status.
- Confirm unsupported Windows versions are covered by an upgrade or isolation plan.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-44666 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
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Windows Contacts Remote Code Execution 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.