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CVE-2021-20041 PUBLISHED CVSS 7.5 HIGH

An unauthenticated and remote adversary can consume all of the device's CPU due to crafted HTTP requests sent to SMA100 /fileshare/sonicfiles/sonicfiles resulting in a loop with unreachable exit condition. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

EPSS 0.60% · 69.3th percentile

Risk Scores

CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.60%
69.3th percentile

Affected Products

VendorProductVersions
sonicwallsma_210_firmware9.0.0.11-31sv, 10.2.1.1-19sv, 10.2.0.8-37sv
SonicWallSonicWall SMA10010.2.1.2-24sv and earlier, 9.0.0.11-31sv and earlier, 10.2.0.8-37sv and earlier
sonicwallsma_410_firmware10.2.0.8-37sv, 10.2.1.1-19sv, 9.0.0.11-31sv
sonicwallsma_400_firmware10.2.0.8-37sv, 10.2.1.1-19sv, 9.0.0.11-31sv
sonicwallsma_500v_firmware10.2.1.1-19sv, 9.0.0.11-31sv, 10.2.0.8-37sv
sonicwallsma_200_firmware10.2.1.1-19sv, 9.0.0.11-31sv, 10.2.0.8-37sv

Timeline

References

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