Security readout for executives and security teams
Plain-English summary
CVE-2024-49088 is a high-severity Windows privilege escalation flaw in the Common Log File System driver. It matters because an attacker who already has low-level local access could potentially gain greater control on affected Windows systems. The provided sources identify Microsoft patches, but do not show active exploitation.
Executive priority
Patch during the normal high-priority Windows security update cycle, with faster handling for privileged workstations and shared servers. This is not presented as actively exploited, but it could increase impact after an attacker gains a foothold.
Technical view
Microsoft describes this as a Windows Common Log File System Driver elevation-of-privilege vulnerability. The CVSS 3.1 score is 7.8 with local attack vector, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact. The source bundle maps it to CWE-126.
Likely exposure
Exposure is limited to affected Windows client and server versions listed by Microsoft, including multiple Windows 10, Windows 11, and Windows Server releases. Exploitation requires local low-privileged access, so internet exposure alone is not the main factor.
Exploitation context
The provided data does not support active exploitation. CISA KEV status is false, and the CVSS exploit-code maturity value is unproven. Treat this as a serious post-compromise escalation risk rather than a remotely reachable entry point.
Researcher notes
Evidence is limited to CVE and Microsoft advisory data in the bundle. The affected list is broad, and one Windows 11 entry appears duplicated or inconsistent, so validate applicability against MSRC before reporting coverage gaps.
Mitigation direction
- Apply Microsoft security updates referenced in the MSRC advisory for CVE-2024-49088.
- Prioritize shared servers, admin workstations, and systems used by privileged operators.
- Restrict unnecessary local logon and remote interactive access to affected Windows hosts.
- If updates are delayed, check Microsoft guidance for supported temporary mitigations.
- Monitor MSRC and CISA KEV for any exploitation-status changes.
Validation and detection
- Inventory Windows builds against the affected product list in the source bundle.
- Confirm relevant Microsoft security updates are installed on affected systems.
- Use vulnerability scanning or endpoint management data to identify remaining unpatched hosts.
- Validate that high-risk systems are patched before lower-risk endpoint groups.
- Recheck MSRC if OS names or build applicability are unclear.
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-126: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupPrivilege 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-2024-49088 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: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.
SSVC decision data
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:C1.85.9microsoftVulnerability 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
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- Windows Common Log File System Driver Elevation of Privilege VulnerabilityCVE reference, microsoft · vendor-advisory, patch
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.
Buffer Over-read
Buffer Over-read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.