High severity · published Jan 8, 2019
CVE-2019-0545
An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka ".NET Framework…
7.5
CVSS
9.6%
EPSS
No
On KEV
Description
An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka ".NET Framework Information Disclosure Vulnerability." This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2, Microsoft .NET Framework 4.7.2.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)9.6% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NC
.net Core · Microsoft
2.1; 2.2 · source: NVD
NF
.net Framework · Microsoft
2.0; 3.0; 3.5; 3.5.1; 4.5.2; 4.6.2; +15 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-0545
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-0545
Third Party Advisory
http://www.securityfocus.com/bid/106405
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0040
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0545
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