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Vulnerability · Published Apr 27, 2022 · Assigned by sonicwall

CVE-2022-22278

High 7.5

In plain English

A high-severity resource allocation without limits in SonicOS from SonicWall. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.0%top 38.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

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

Affected products (as reported)

VendorProductVersions
SonicWall SonicOS SonicOS Gen 7 TZ-Series 7.0.1-5030-R2007 and earlier versions.SonicOS Gen 7 NSa-Series 7.0.1-5030-R2007 and earlier versions.SonicOS Gen 7 NSv-Series 7.0.1.0-5030-1391 and earlier versions.SonicOS Gen 7 NSsp-Series 7.0.1-5030-R780 and earlier versions.

Weakness: CWE-770

References