VDB
CVE-2021-20040
CVE-2021-20040
PUBLISHED
CVSS 7.5 HIGH
A relative path traversal vulnerability in the SMA100 upload funtion allows a remote unauthenticated attacker to upload crafted web pages or files as a 'nobody' user. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.
EPSS 8.81% · 92.7th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score
8.81%
92.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| sonicwall | sma_410_firmware | 10.2.0.8-37sv, 10.2.1.1-19sv |
| sonicwall | sma_200_firmware | 10.2.0.8-37sv, 10.2.1.1-19sv |
| sonicwall | sma_500v_firmware | 10.2.1.1-19sv, 10.2.0.8-37sv |
| sonicwall | sma_400_firmware | 10.2.0.8-37sv, 10.2.1.1-19sv |
| sonicwall | sma_210_firmware | 10.2.0.8-37sv, 10.2.1.1-19sv |
| SonicWall | SonicWall SMA100 | 10.2.0.8-37sv and earlier, 10.2.1.1-19sv and earlier, 10.2.1.2-24sv and earlier |
Exploit Intelligence
- CIRCL seen: CVE-2021-20040 (circl-sighting)
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026 (circl)
- ET EXPLOIT SonicWall SMA 100 Series - Unauthenticated File Upload Path Traversal (CVE-2021-20040) (emergingthreats)
- ET EXPLOIT SonicWall SMA 100 Series - Unauthenticated File Upload Path Traversal (CVE-2021-20040) (emergingthreats)
- ET EXPLOIT SonicWall SMA 100 Series - Unauthenticated File Upload Path Traversal (CVE-2021-20040) (emergingthreats)
Timeline
- Dec 8, 2021 CVE Published
- Dec 9, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 12, 2022 PoC Published
- Feb 4, 2022 EPSS Score
- Mar 28, 2022 EPSS Score
- May 22, 2022 EPSS Score
- Jul 16, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Dec 27, 2022 EPSS Score
- Feb 19, 2023 EPSS Score
- Mar 7, 2023 EPSS Score