high7.5
CVE-2021-20027
A buffer overflow vulnerability in SonicOS allows a remote attacker to cause a Denial of Service (DoS) by sending a specially crafted request.
Impact
A buffer overflow vulnerability in SonicOS allows a remote attacker to cause a Denial of Service (DoS) by sending a specially crafted request. This vulnerability affects SonicOS Gen5, Gen6, Gen7 platforms, and SonicOSv virtual firewalls.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Sonicwall | Sonicos | through 7.0.1-r1262 through 7.0.1-r.1219 through 7.0.1-r514 through 5.9.1.13 through 6.5.1.12 through 6.5.4.7 |