Security readout for executives and security teams
Plain-English summary
CVE-2019-1048 is a Windows GDI memory disclosure issue. If exploited, an attacker could read sensitive memory contents and use that information to help compromise a user’s system. Microsoft describes document and webpage lures as possible paths.
Executive priority
Treat this as a moderate legacy-platform risk. It is not presented as actively exploited in the provided evidence, but it can expose memory information that may support later compromise on obsolete Windows systems.
Technical view
The vulnerability is improper disclosure of memory contents by Windows GDI. Microsoft says the update corrects how GDI handles objects in memory. The provided CVSS vector is 4.7, with high confidentiality impact and no integrity or availability impact.
Likely exposure
Exposure is most likely on legacy Windows 7, Windows Server 2008 SP2, and Windows Server 2008 R2 SP1 systems listed in the sources. The bundle does not show affected newer Windows releases.
Exploitation context
The provided sources do not show CISA KEV listing or confirmed active exploitation. Microsoft describes exploitation through a specially crafted document or an untrusted webpage. The CVSS vector also indicates high attack complexity and low privileges required.
Researcher notes
Focus validation on listed legacy OS versions and patch state. The CVSS vector is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C. Evidence is limited to vendor and CVE-source data in the bundle.
Mitigation direction
- Apply Microsoft’s security update for CVE-2019-1048 where applicable.
- Check MSRC guidance for exact update packages and platform coverage.
- Prioritize remaining Windows 7 and Windows Server 2008 assets.
- Reduce exposure to untrusted documents and web content on legacy systems.
Validation and detection
- Inventory systems matching the affected Windows versions in the bundle.
- Verify CVE-2019-1048 security updates are installed on applicable hosts.
- Confirm unsupported legacy systems have compensating controls or retirement plans.
- Check vulnerability scanner findings against MSRC affected-product guidance.
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.
CVE-2019-1048 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
- Medium
- CVSS
- 4.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/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:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C13.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.7MediumVector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Windows GDI Information Disclosure VulnerabilityCVE reference · vendor-advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1048CVE reference · x_refsource_MISC, x_transferred
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.
