Medium severity · published Mar 5, 2019
CVE-2019-0657
A vulnerability exists in certain .Net Framework API's and Visual Studio in the way they parse URL's, aka '.NET Framework and Visual Studio Spoofing Vulnerability'
5.9
CVSS
4.5%
EPSS
No
On KEV
Description
A vulnerability exists in certain .Net Framework API's and Visual Studio in the way they parse URL's, aka '.NET Framework and Visual Studio Spoofing Vulnerability'.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.5% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NC
.NET Core · Microsoft
1; 2.1; 2.2 · source: vendor, NVD
MN
Microsoft .NET Framework 2.0 · Microsoft
Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2 · source: vendor
MN
Microsoft .NET Framework 3.0 · Microsoft
Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2; Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2; Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2 · source: vendor
MN
Microsoft .NET Framework 3.5 · Microsoft
Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows Server 2012 R2 (Server Core installation); +19 more · source: vendor
MN
Microsoft .NET Framework 3.5.1 · Microsoft
Windows 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 (Server Core installation); Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1; Windows Server 2008 R2 for x64-based Systems Service Pack 1 · source: vendor
MN
Microsoft .NET Framework 4.5.2 · Microsoft
Windows 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 (Server Core installation); Windows Server 2008 R2 for x64-based Systems Service Pack 1; Windows Server 2012; Windows Server 2012 (Server Core installation); +7 more · source: vendor
MN
Microsoft .NET Framework 4.6 · Microsoft
Windows Server 2008 for 32-bit Systems Service Pack 2; Windows Server 2008 for x64-based Systems Service Pack 2 · source: vendor
MN
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 · Microsoft
Windows Server 2016; Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows Server 2016 (Server Core installation) · source: vendor
MN
Microsoft .NET Framework 4.6/4.6.1/4.6.2 · Microsoft
Windows 10 for 32-bit Systems; Windows 10 for x64-based Systems · source: vendor
MN
Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 · Microsoft
Windows 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 (Server Core installation); Windows Server 2008 R2 for x64-based Systems Service Pack 1; Windows Server 2012; Windows Server 2012 (Server Core installation); +5 more · source: vendor
MN
Microsoft .NET Framework 4.7.1/4.7.2 · Microsoft
Windows 10 Version 1709 for 32-bit Systems; Windows 10 Version 1709 for x64-based Systems; Windows Server, version 1709 (Server Core Installation); Windows 10 Version 1709 for ARM64-based Systems · source: vendor
MN
Microsoft .NET Framework 4.7.2 · Microsoft
Windows 10 Version 1803 for 32-bit Systems; Windows 10 Version 1803 for x64-based Systems; Windows Server, version 1803 (Server Core Installation); Windows 10 Version 1803 for ARM64-based Systems; Windows 10 Version 1809 for 32-bit Systems; Windows 10 Version 1809 for x64-based Systems; +2 more · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-0657
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-0657
Third Party Advisory
http://www.securityfocus.com/bid/106890
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0349
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0657
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