Vulnerability CVE-2022-32983
Published: 2022-06-20

Description:
Knot Resolver through 5.5.1 may allow DNS cache poisoning when there is an attempt to limit forwarding actions by filters.

Type:

CWE-290

 (Authentication Bypass by Spoofing)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
NIC -> Knot resolver 

 References:
https://knot-resolver.readthedocs.io/en/stable/modules-policy.html#forwarding
https://github.com/CZ-NIC/knot-resolver/commit/ccb9d9794db5eb757c33becf65cb1cf48ecfd968
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