CVE-2020-1108
CVE-2020-1108 is a high-severity vulnerability in Microsoft .net with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 12% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft .net
- Published:
- Last modified:
Description
A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests, aka '.NET Core & .NET Framework Denial of Service Vulnerability'.
Frequently asked questions
- What is CVE-2020-1108?
- A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests, aka '.NET Core & .NET Framework Denial of Service Vulnerability'.
- How severe is CVE-2020-1108?
- CVE-2020-1108 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-1108 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-1108?
- CVE-2020-1108 primarily affects Microsoft .net. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-1108?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-1108 published?
- CVE-2020-1108 was published on 2020-05-21 and last updated on 2026-06-17.
References
Affected products (24)
- cpe:2.3:a:microsoft:.net:5.0:preview1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net:5.0:preview2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net:5.0:preview3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_core:2.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_core:3.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2017:15.9:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:16.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:16.4:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:16.5:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:powershell:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:powershell_core:6.2:*:*:*:*:*:*:*
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