SonicWall · SonicWall Email Security
CVE-2021-20021
SonicWall Email Security Improper Privilege Management Vulnerability
무엇인가
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.
CISA: 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.
할 일
Apply updates per vendor instructions.
미국 연방 기관 조치 기한: 2021년 11월 17일
SonicWall의 다른 악용된 결함
| 추가됨 | 취약점 | 제품 | 심각도 | 공격 가능성 |
|---|---|---|---|---|
| 2021. 11. 3. | Email Security Unrestricted Upload of File | SonicWall Email Security | 높음 7.2 | 17% |
| 2021. 11. 3. | Email Security Path Traversal | SonicWall Email Security | 보통 4.9 | 52% |
| 2026. 9. 2. | Server-Side Request Forgery | SMA1000 Appliances | 치명적 10.0 | 8.0% |
| 2026. 9. 2. | OS Command Injection | SMA1000 Appliances | 높음 7.8 | 9.9% |
| 2026. 7. 14. | Server-Side Request Forgery | SMA1000 Appliances | 치명적 10.0 | 6.8% |
| 2026. 7. 14. | Code Injection | SMA1000 Appliances | 높음 7.2 | 12% |
| 2025. 12. 17. | SMA1000 Missing Authorization | SMA1000 appliance | 보통 6.6 | 2.8% |
| 2025. 5. 1. | OS Command Injection | SMA100 Appliances | 높음 7.2 | 76% |
출처: Known Exploited Vulnerabilities(CISA, 퍼블릭 도메인), CVE records(cve.org), EPSS(FIRST). 공격 가능성은 누군가 향후 30일 안에 이 결함을 악용하려 할 확률에 대한 EPSS 추정치입니다.