Security readout for executives and security teams
Plain-English summary
This is a high-severity Microsoft SharePoint Server remote code execution vulnerability. A low-privileged authenticated attacker could potentially run code against affected SharePoint servers, creating risk to sensitive documents, collaboration workflows, and server integrity.
Executive priority
Treat as a high-priority remediation item if affected SharePoint Server products are in use. Absence of KEV evidence lowers emergency signals, but RCE impact against document platforms justifies prompt patch verification.
Technical view
CVE-2022-44693 affects listed Microsoft SharePoint Server 2013 SP1, 2016, 2019, Subscription Edition, and Foundation 2013 SP1 versions. The supplied CVSS 3.1 score is 8.8 with network access, low attack complexity, low privileges, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely in organizations running on-premises Microsoft SharePoint Server versions named in the advisory, especially internet-accessible or broadly accessible intranet deployments. SharePoint Online exposure is not stated in the source bundle.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The CVSS vector reports exploit maturity as unproven and remediation level as official fix, but the exact fix details are in Microsoft guidance.
Researcher notes
Available evidence is limited to CVE/MSRC metadata. The bundle does not provide CWE, root cause details, exploit technique, indicators of compromise, or product-specific KB numbers, so validation should focus on version and update state.
Mitigation direction
- Check Microsoft Update Guide for product-specific security updates.
- Apply relevant SharePoint security updates through approved maintenance processes.
- Prioritize internet-facing and high-value SharePoint farms first.
- Reduce unnecessary network exposure while patch status is being confirmed.
- Track and risk-accept any systems that cannot be updated promptly.
Validation and detection
- Inventory SharePoint servers and map versions to affected products.
- Compare installed build and security update levels with Microsoft guidance.
- Confirm authenticated low-privilege users are considered in threat modeling.
- Review whether affected servers are internet-facing or widely reachable.
- Document patched, pending, and exception systems for vulnerability management.
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-2022-44693 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
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/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.
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:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/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
- Microsoft SharePoint Server 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.