CVE-2023-35391
At a glance
- Severity
- MEDIUM 6.2
- EPSS
- EPSS 1.90 % · percentile 80 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
Description
ASP.NET Core SignalR and Visual Studio Information Disclosure Vulnerability
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C | microsoft |
| CVSS 3.1 | MEDIUM 6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | NVD · secure@microsoft.com (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
Advisories
- GHSA-j8rm-cm55-qqj6 — .NET Information Disclosure Vulnerability
European references
- ENISA EUVD · EUVD-2023-2314
- GCVE · GCVE-0-2023-35391
CERT-FR advisories
- CERTFR-2024-AVI-0478 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0645 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0643 — Multiples vulnérabilités dans Microsoft .Net · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*≥ 6.0.0 < 6.0.21cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*≥ 7.0.0 < 7.0.10cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*≥ 2.1 < 2.1.40cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*≥ 17.2.0 < 17.2.18cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*≥ 17.4.0 < 17.4.10cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*≥ 17.6.0 < 17.6.6
Affected products
| Product | Versions |
|---|---|
| Microsoft · .NET 6.0 | affected 6.0.0 < 6.0.21 |
| Microsoft · .NET 7.0 | affected 7.0.0 < 7.0.10 |
| Microsoft · ASP.NET Core 2.1 | affected 2.0 < 2.1.40 |
| Microsoft · Microsoft Visual Studio 2022 version 17.2 | affected 17.2.0 < 17.2.18 |
| Microsoft · Microsoft Visual Studio 2022 version 17.4 | affected 17.4.0 < 17.4.10 |
| Microsoft · Microsoft Visual Studio 2022 version 17.6 | affected 17.6.0 < 17.6.6 |
References
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 |