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A vulnerability in SonicOS CFS (Content filtering service) returns a large 403 forbidden HTTP response message to the source address when users try to access prohibited resource this allows an attacker to cause HTTP Denial of Service (DoS) attack
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Sonicwall Sonicos | — | Update SonicWall SonicOS Gen7 NSv to version 7.0.1.0-5051-1511 or laterUpdate SonicWall SonicOS Gen7 TZ to version 7.0.1-5051-R2624 or laterUpdate SonicWall SonicOS Gen7 NSsp to version 7.0.1.0-5051-R843 or laterUpdate SonicWall SonicOS Gen7 NSa to version 7.0.1-5051-R2624 or later | May 25, 2026 | Apr 27, 2022 |
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