Security readout for executives and security teams
Plain-English summary
A person who already has limited access to an affected Windows computer could exploit faulty input validation in the Desktop Window Manager core library to gain higher privileges. Successful exploitation could let them access or alter sensitive information and disrupt the system. This is a local privilege-escalation issue, not a directly remote attack.
Executive priority
Treat this as a high-priority patching item, especially on systems where attackers could obtain ordinary user access. It does not appear directly remotely exploitable, but it could turn an initial foothold into extensive system control. Track update coverage to completion rather than relying only on perimeter defenses.
Technical view
CVE-2025-24058 is a CWE-20 improper-input-validation flaw in Windows DWM Core Library. Its CVSS 3.1 score is 7.8: local access, low complexity, low privileges, no user interaction, unchanged scope, and high confidentiality, integrity, and availability impact. Microsoft lists multiple Windows 10, Windows 11, and Windows Server releases as affected.
Likely exposure
Exposure exists where the listed Windows client or server releases remain without Microsoft's applicable security update. An attacker must already have authorized, low-privileged local access, so systems permitting shared access or susceptible to initial account compromise warrant particular attention. The supplied evidence does not define exact vulnerable update levels.
Exploitation context
The supplied sources do not establish active exploitation, and the CVE is not identified as being in KEV. The CVSS exploit-maturity value is unproven. However, low attack complexity and no user-interaction requirement make the vulnerability relevant after an attacker obtains local low-privileged access.
Researcher notes
The public bundle identifies improper input validation but provides no detailed root cause, affected function, detection signature, or safe workaround. Exact build-to-update applicability should be obtained from Microsoft. Researchers should avoid interpreting the listed base version numbers as proof that every update level remains vulnerable.
Mitigation direction
- Apply Microsoft's applicable security update for each affected Windows release.
- Prioritize shared systems and hosts where low-privileged access is broadly available.
- Review Microsoft guidance for product-specific update requirements and prerequisites.
- Restrict unnecessary local access while remediation is pending.
Validation and detection
- Inventory Windows editions, versions, and builds against the supplied affected-product list.
- Confirm Microsoft's applicable CVE update is installed on every affected asset.
- Verify endpoint management reports no outstanding update associated with CVE-2025-24058.
- Recheck Microsoft guidance for revised applicability or remediation information.
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-20: 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-2025-24058 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 DWM Core Library 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.
Improper Input Validation
Improper Input Validation represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.