CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2021-20043
High (8.8) in sonicwall. EPSS 23% chance of exploitation in the next 30 days.
A Heap-based buffer overflow vulnerability in SonicWall SMA100 getBookmarks method allows a remote authenticated 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
- 23% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-787, CWE-122
- 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