CVE-2019-1488A security feature bypass vulnerability exists when Microsoft Defender improperly handles specific buffers, aka 'Microsoft Defender…
- 3.3LowCVSS base score
- 0.86%Exploitation in 30 daysEPSS · top 41% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A security feature bypass vulnerability exists when Microsoft Defender improperly handles specific buffers, aka 'Microsoft Defender Security Feature Bypass Vulnerability'.
Timeline
ID reserved
By microsoft
- 13 months later
· 13 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Low3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.86% · top 41% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.3.
Affected products
- affected 10 Version 1803 for 32-bit Systems
- affected 10 Version 1803 for x64-based Systems
- affected 10 Version 1803 for ARM64-based Systems
- affected 10 Version 1809 for 32-bit Systems
- affected 10 Version 1809 for x64-based Systems
- affected 10 Version 1809 for ARM64-based Systems
- affected 10 Version 1709 for 32-bit Systems
- affected 10 Version 1709 for x64-based Systems
- affected 10 Version 1709 for ARM64-based Systems
- affected 10 for 32-bit Systems
- affected 10 for x64-based Systems
- affected 10 Version 1607 for 32-bit Systems
- affected 10 Version 1607 for x64-based Systems
- affected 7 for 32-bit Systems Service Pack 1
- affected 7 for x64-based Systems Service Pack 1
- affected 8.1 for 32-bit systems
- affected 8.1 for x64-based systems
- affected RT 8.1
- affected version 1803 (Core Installation)
- affected 2019
- affected 2019 (Core installation)
- affected 2016
- affected 2016 (Core installation)
- affected 2008 for 32-bit Systems Service Pack 2
- affected 2008 for 32-bit Systems Service Pack 2 (Core installation)
- affected 2008 for Itanium-Based Systems Service Pack 2
- affected 2008 for x64-based Systems Service Pack 2
- affected 2008 for x64-based Systems Service Pack 2 (Core installation)
- affected 2008 R2 for Itanium-Based Systems Service Pack 1
- affected 2008 R2 for x64-based Systems Service Pack 1
- affected 2008 R2 for x64-based Systems Service Pack 1 (Core installation)
- affected 2012
- affected 2012 (Core installation)
- affected 2012 R2
- affected 2012 R2 (Core installation)
Microsoft · Windows 10 Version 1903 for 32-bit Systems
- affected unspecified
Microsoft · Windows 10 Version 1903 for x64-based Systems
- affected unspecified
Microsoft · Windows 10 Version 1903 for ARM64-based Systems
- affected unspecified
Microsoft · Windows Server, version 1903 (Server Core installation)
- affected unspecified
Microsoft · Windows 10 Version 1909 for 32-bit Systems
- affected unspecified
Microsoft · Windows 10 Version 1909 for x64-based Systems
- affected unspecified
Microsoft · Windows 10 Version 1909 for ARM64-based Systems
- affected unspecified
Microsoft · Windows Server, version 1909 (Server Core installation)
- affected unspecified
References
References1
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1488 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-10045 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-1488)Record last updated .