CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2021-20045
Critical (9.8) in sonicwall. EPSS 25% chance of exploitation in the next 30 days.
A buffer overflow vulnerability in SMA100 sonicfiles RAC_COPY_TO (RacNumber 36) method allows a remote unauthenticated attacker to potentially execute code as the 'nobody' user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.
Severity
- EPSS
- 25% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
- CWE
- CWE-120
- Published
- Modified
- Record from
- the NVD, synced
Affected
- sonicwall:sma_200_firmware
- sonicwall:sma_210_firmware
- sonicwall:sma_400_firmware
- sonicwall:sma_410_firmware
- sonicwall:sma_500v_firmware