Vendor / Project: SonicWall Product: SonicWall Email Security Description: 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. Required Action: Apply updates per vendor instructions. Due Date: 2021-11-17 Ransomware Campaign Use: Known CWEs: CWE-434 Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-20022
CVE-2021-20022 — SonicWall Email Security Unrestricted Upload of File Vulnerability
Kurzinfo
Metadaten
- Original (extern): Link oeffnen
- Veroeffentlicht: 2021-11-03 00:00 UTC
- Importiert: 2026-10-20 22:46 UTC
- CVSS: 9.8
- Quelle-ID:
cisa_kev - uid_hash:
deb7b9ef0cd6d78b4ef025f40866b87edcd6db7ae58897f059561fa0d016ef64
Inhalt
Verknuepfte CVEs
| CVE-ID | Severity (Quelle) | CVSS (Quelle) | Severity (CVE.org) | CVSS (CVE.org) | EPSS | EPSS-Pctl | Veroeffentlicht (CVE.org) |
|---|---|---|---|---|---|---|---|
CRITICAL |
9.8 |
CRITICAL |
9.8 |
2021-04-09 |
|||
CRITICAL |
9.8 |
HIGH |
7.2 |
2021-04-09 |
|||
CRITICAL |
9.8 |
MEDIUM |
4.9 |
2021-04-20 |
Quellen-Details
| Bezeichnung | Name | Kategorie | Tags | Zielgruppe | Sprache | Feed-URL |
|---|---|---|---|---|---|---|
| CISA – Known Exploited Vulnerabilities (KEV) | threat_intel | cisa, kev | - | de | https://raw.githubusercontent.com/cisagov/kev-data/develop/known_exploited_vulnerabilities.json |