CVE-2020-16875
Microsoft Exchange Server Remote Code Execution Vulnerability
HIGH 8.4
En bref
- Source
- NVD
- EPSS
- EPSS 46.50 % · centile 99 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- microsoft
- Statut NVD
- Modified
Description
<p>A remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.</p> <p>An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user. Exploitation of the vulnerability requires an authenticated user in a certain Exchange role to be compromised.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Exchange handles cmdlet arguments.</p>
Faiblesses (CWE)
- CWE-74 — Neutralisation incorrecte d'éléments spéciaux (injection)
- CWE-269 — Gestion incorrecte des privilèges
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.4 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C | microsoft |
| CVSS 3.1 | HIGH 8.4 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H | NVD · secure@microsoft.com (Secondary) |
| CVSS 3.1 | HIGH 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Secondary) |
| CVSS 2.0 | HIGH 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2020-8833
- GCVE · GCVE-0-2020-16875
Avis du CERT-FR
- CERTFR-2020-AVI-564 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_17:*:*:*:*:*:*cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_5:*:*:*:*:*:*cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_6:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| Microsoft · Microsoft Exchange Server 2019 Cumulative Update 5 | affected 15.02.0 < publication |
| Microsoft · Microsoft Exchange Server 2019 Cumulative Update 6 | affected 15.02.0 < publication |
| Microsoft · Microsoft Exchange Server 2016 Cumulative Update 16 | affected 15.01.0 < publication |
| Microsoft · Microsoft Exchange Server 2016 Cumulative Update 17 | affected 15.01.0 < 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 |