CVE-2021-20021
SonicWall Email Security Improper Privilege Management Vulnerability
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
-
*SSVC
Descriptions
A vulnerability in the SonicWall Email Security version 10.0.9.x allows an attacker to create an administrative account by sending a crafted HTTP request to the remote host.
Una vulnerabilidad en SonicWall Email Security versión 10.0.9.x, permite a un atacante crear una cuenta administrativa mediante el envío de una petición HTTP diseñada en el host remoto
SonicWall Email Security contains an improper privilege management vulnerability that allows an attacker to create an administrative account by sending a crafted HTTP request to the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20022 and CVE-2021-20023 to achieve privilege escalation.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-17 CVE Reserved
- 2021-04-09 CVE Published
- 2021-11-03 Exploited in Wild
- 2021-11-17 KEV Due Date
- 2023-09-08 First Exploit
- 2024-04-26 EPSS Updated
- 2024-08-03 CVE Updated
CWE
- CWE-269: Improper Privilege Management
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/SUPRAAA-1337/CVE-2021-20021 | 2023-09-08 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0007 | 2021-04-14 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Sonicwall Search vendor "Sonicwall" | Email Security Search vendor "Sonicwall" for product "Email Security" | < 10.0.9.6103 Search vendor "Sonicwall" for product "Email Security" and version " < 10.0.9.6103" | - |
Affected
| ||||||
| Sonicwall Search vendor "Sonicwall" | Hosted Email Security Search vendor "Sonicwall" for product "Hosted Email Security" | < 10.0.9.6103 Search vendor "Sonicwall" for product "Hosted Email Security" and version " < 10.0.9.6103" | - |
Affected
| ||||||