Security readout for executives and security teams
Plain-English summary
CVE-2024-38094 is a Microsoft SharePoint remote code execution vulnerability. It affects SharePoint Enterprise Server 2016, SharePoint Server 2019, and SharePoint Server Subscription Edition. The CVSS score is 7.2, and CISA lists it in KEV, so exploitation has been observed. High privileges are required, but successful compromise could seriously affect confidentiality, integrity, and availability.
Executive priority
Treat this as urgent for any on-premises SharePoint estate. KEV listing means exploitation is real, and successful compromise can impact business data and service availability. Patch and privileged-account review should be tracked to closure.
Technical view
The CVE is categorized as CWE-502, deserialization of untrusted data. The CVSS vector indicates network attackability, low attack complexity, high privileges required, no user interaction, unchanged scope, and high CIA impact. Microsoft lists official update guidance. The provided sources do not include exploit mechanics, indicators, or detailed mitigations beyond vendor patching.
Likely exposure
Organizations running on-premises Microsoft SharePoint Enterprise Server 2016, SharePoint Server 2019, or SharePoint Server Subscription Edition are in scope. Exposure is highest where privileged SharePoint access is broadly available or poorly monitored. The source bundle does not identify SharePoint Online as affected.
Exploitation context
Active exploitation is supported by the CISA Known Exploited Vulnerabilities listing. The public bundle does not provide exploitation volume, threat actor attribution, indicators of compromise, or proof-of-concept details. Because PR:H is required, review privileged account activity closely.
Researcher notes
Focus validation on affected on-premises SharePoint versions, patch level, and privileged access paths. The CVSS vector’s PR:H condition matters for exposure modeling. The provided sources do not support claims about exploit availability, affected modules, or specific detection artifacts.
Mitigation direction
- Apply Microsoft security updates for affected SharePoint versions from the MSRC advisory.
- Prioritize reachable production SharePoint farms and systems with sensitive collaboration data.
- Restrict and monitor privileged SharePoint administrative access.
- Check Microsoft guidance for any current workarounds or superseding updates.
- Retire, isolate, or upgrade unsupported and unnecessary SharePoint servers.
Validation and detection
- Inventory affected SharePoint 2016, 2019, and Subscription Edition servers.
- Confirm each server has Microsoft’s CVE-2024-38094 update or a later superseding update.
- Review privileged SharePoint accounts for unusual access or recent changes.
- Check security monitoring for suspicious SharePoint administrative activity.
- Document patch status, exceptions, 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.
CWE-502: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution 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-2024-38094 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
- 7.2 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/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:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C1.25.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.2HighVector: CVSS:3.1/AV:N/AC:L/PR:H/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 Remote Code Execution VulnerabilityCVE reference · vendor-advisory, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38094CVE 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.
Deserialization of Untrusted Data
Deserialization of Untrusted Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.