Security readout for executives and security teams
Plain-English summary
This is a Windows Print Spooler privilege escalation flaw. An attacker who already has low-level local access could gain high-impact control over confidentiality, integrity, and availability on affected Windows systems. Because CISA lists it in KEV, treat it as a real-world exploited issue, not only a theoretical risk.
Executive priority
High priority. This is a known-exploited Microsoft Windows privilege escalation flaw affecting common client and server platforms. It usually matters most when attackers already have a foothold, but it can materially worsen breach impact by enabling higher host privileges.
Technical view
CVE-2022-22718 is a Microsoft Windows Print Spooler elevation-of-privilege vulnerability with CVSS 3.1 score 7.8. The vector is local, low complexity, requires low privileges, and no user interaction. Impact is high across confidentiality, integrity, and availability. Microsoft lists many affected Windows client and server versions.
Likely exposure
Exposure is likely on affected Windows client and server versions listed by Microsoft, especially systems where Print Spooler is present and patch status is incomplete. Exploitation requires local low-privileged access, so risk rises after phishing, malware execution, stolen credentials, or insider access.
Exploitation context
CISA KEV status supports known exploitation. The provided sources do not include campaign details, exploit mechanics, or affected attack chains. This should be prioritized as a post-compromise privilege escalation path that can turn limited access into broader host control.
Researcher notes
The source bundle supports affected products, CVSS vector, Microsoft advisory presence, and KEV status. It does not provide exploit details, exploit timeline, proof-of-concept status, or specific mitigation text beyond vendor guidance. Avoid assuming remote exploitation because the CVSS vector is local.
Mitigation direction
- Review Microsoft guidance for CVE-2022-22718 and apply the official security update.
- Prioritize internet-exposed, shared, and high-value Windows servers and workstations.
- Verify whether Print Spooler is needed on each system and restrict unnecessary exposure per vendor guidance.
- Use CISA KEV presence to drive expedited remediation tracking.
- Isolate or compensate-control systems that cannot be updated promptly.
Validation and detection
- Inventory affected Windows versions listed in the Microsoft advisory.
- Confirm installed security updates address CVE-2022-22718.
- Check whether Print Spooler is running where it is not required.
- Review endpoint telemetry for suspicious local privilege escalation activity.
- Track remediation exceptions with owner, expiry date, and compensating controls.
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.
Privilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-22718 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
- Yes
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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.
CISA KEV status
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:L/UI:N/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:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Windows Print Spooler Elevation of Privilege VulnerabilityCVE reference · vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22718CVE reference · government-resource
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.