7.5

CVE-2021-20022

Warnung
SonicWall Email Security version 10.0.9.x contains a vulnerability that allows a post-authenticated attacker to upload an arbitrary file to the remote host.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Sonicwall ≫ Email Security Version < 10.0.9.6103
   Microsoft ≫ Windows Version-
Sonicwall ≫ Email Security Virtual Appliance Version < 10.0.9.6105
Sonicwall ≫ Hosted Email Security Version < 10.0.9.6103

03.11.2021: CISA Known Exploited Vulnerabilities (KEV) Catalog

SonicWall Email Security Unrestricted Upload of File Vulnerability

Schwachstelle

SonicWall Email Security contains an unrestricted upload of file with dangerous type vulnerability that allows a post-authenticated attacker to upload a file to the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20021 and CVE-2021-20023 to achieve privilege escalation.

Beschreibung

Apply updates per vendor instructions.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 32.6% 0.967
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.2 1.2 5.9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.2 1.2 5.9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE-434 Unrestricted Upload of File with Dangerous Type

The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.