CVE-2020-1597
ASP.NET Core Denial of Service Vulnerability
HIGH 7.5
At a glance
- Source
- NVD
- EPSS
- EPSS 6.56 % · percentile 94 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
Description
A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core web application. The vulnerability can be exploited remotely, without authentication. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the ASP.NET Core application. The update addresses the vulnerability by correcting how the ASP.NET Core web application handles web requests.
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1597
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZW4CBI26KSO3PRL3HLVVISXPPOYUHSXO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WH5FQ5VT3JGHXFXOETHCTBWJUIAPGHHT/
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
Advisories
- GHSA-f8qx-mjcq-wfgx — ASP.NET Core Denial of Service Vulnerability
European references
- ENISA EUVD · EUVD-2022-3728
- GCVE · GCVE-0-2020-1597
CERT-FR advisories
- CERTFR-2020-AVI-503 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
- CERTFR-2020-AVI-502 — Multiples vulnérabilités dans Microsoft .Net · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:microsoft:asp.net_core:2.1:*:*:*:*:*:*:*cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*≥ 15.0 ≤ 15.8cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*≥ 16.0 ≤ 16.3cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*≥ 16.5 ≤ 16.6cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · ASP.NET Core 2.1 | affected 2.0 < publication |
| Microsoft · ASP.NET Core 3.1 | affected 3.0 < publication |
| Microsoft · Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3) | affected 16.0 < publication |
| Microsoft · Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) | affected 15.9.0 < publication |
| Microsoft · Microsoft Visual Studio 2019 version 16.0 | affected 16.0 < publication |
| Microsoft · Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6) | affected 16.0.0 < publication |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |