Vulnerability Details : CVE-2021-20035
Improper neutralization of special elements in the SMA100 management interface allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user which potentially leads to DoS.
Vulnerability category: Denial of service
Products affected by CVE-2021-20035
- cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 200 FirmwareVersions from including (>=) 10.2.1.0 and up to, including, (<=) 10.2.1.0-17svcpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 200 FirmwareVersions from including (>=) 10.2.0.0 and up to, including, (<=) 10.2.0.7-34svcpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 210 FirmwareVersions from including (>=) 10.2.0.0 and up to, including, (<=) 10.2.0.7-34svcpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 210 FirmwareVersions from including (>=) 10.2.1.0 and up to, including, (<=) 10.2.1.0-17svcpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 400 FirmwareVersions from including (>=) 10.2.0.0 and up to, including, (<=) 10.2.0.7-34svcpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 400 FirmwareVersions from including (>=) 10.2.1.0 and up to, including, (<=) 10.2.1.0-17svcpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 410 FirmwareVersions from including (>=) 10.2.0.0 and up to, including, (<=) 10.2.0.7-34svcpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
- Sonicwall » Sma 410 FirmwareVersions from including (>=) 10.2.1.0 and up to, including, (<=) 10.2.1.0-17svcpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*
- cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*
- cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20035
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 48 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-20035
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:C |
8.0
|
6.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-20035
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by:
- nvd@nist.gov (Primary)
- PSIRT@sonicwall.com (Secondary)
References for CVE-2021-20035
-
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022
Security AdvisoryVendor Advisory
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