CVE-2021-34519
At a glance
- Severity
- MEDIUM 5.3
- EPSS
- EPSS 6.14 % · percentile 93 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
Description
Microsoft SharePoint Server Information Disclosure Vulnerability
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C | microsoft |
| CVSS 3.1 | MEDIUM 5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N | NVD · secure@microsoft.com (Secondary) |
| CVSS 3.1 | LOW 3.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N | NVD · nvd@nist.gov (Secondary) |
| CVSS 2.0 | LOW 2.3 | AV:A/AC:M/Au:S/C:N/I:P/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-21173
- GCVE · GCVE-0-2021-34519
CERT-FR advisories
- CERTFR-2021-AVI-519 — Multiples vulnérabilités dans Microsoft Office · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:enterprise:*:*:*cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · Microsoft SharePoint Enterprise Server 2013 Service Pack 1 | affected 15.0.0 < 15.0.5363.1000 |
| Microsoft · Microsoft SharePoint Enterprise Server 2016 | affected 16.0.0 < 16.0.5188.1000 |
| Microsoft · Microsoft SharePoint Foundation 2013 Service Pack 1 | affected 15.0.0 < 15.0.5363.1000 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34519
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34519
- https://www.zerodayinitiative.com/advisories/ZDI-21-830/
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 |