01 Record
CVE-2019-1220
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass
UnratedPUBLISHEDCNA: microsoft
CNA base scoreUnratedNo CNA CVSS vector
02 Description
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.81% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 89.6% of scored records. A rank, not a probability.
- NVD base score
- 4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-09-11 21:24Z7 YR AGO
- Last updated
- 2024-08-04 18:13Z2 YR AGO
- Reserved
- 2018-11-26
- Assigning CNA
- microsoft
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-425Direct Request ('Forced Browsing')Base
- Data version
- 5.1
- Document digest
- cb1342320f6982bc836af73822ae10b5d8d6c1123d577c87d59c72af2275287f
05 Affected products
VendorProductVersionsPlatforms
MicrosoftInternet Explorer 9Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2—
MicrosoftInternet Explorer 11Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for x64-based Systems Service Pack 1, Windows 8.1 for 32-bit systems, Windows 8.1 for x64-based systems, Windows Server 2012 R2, Windows RT 8.1, Windows 10 for 32-bit Systems, Windows 10 for x64-based Systems, Windows Server 2016, Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows 10 Version 1703 for 32-bit Systems, Windows 10 Version 1703 for x64-based Systems, Windows 10 Version 1709 for 32-bit Systems, Windows 10 Version 1709 for x64-based Systems, Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems, Windows 10 Version 1803 for ARM64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows Server 2019, Windows 10 Version 1709 for ARM64-based Systems—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based SystemsNot specified—
MicrosoftMicrosoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based SystemsNot specified—
06 References
- portal.msrc.microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1220