High severity · published Apr 27, 2022
CVE-2022-22275
Improper Restriction of TCP Communication Channel in HTTP/S inbound traffic from WAN to DMZ bypassing security policy until TCP handshake potentially resulting in Denial of…
7.5
CVSS
1.1%
EPSS
No
On KEV
Description
Improper Restriction of TCP Communication Channel in HTTP/S inbound traffic from WAN to DMZ bypassing security policy until TCP handshake potentially resulting in Denial of Service (DoS) attack if a target host is vulnerable.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SO
Sonicos · Sonicwall
7.0.0.0 through 7.0.1-5030-r2007; 7.0.0.0 through 7.0.1.0-5030-1391; 7.0.0.0 through 7.0.1-5030-r780 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-22275
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-22275
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2022-0004
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