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CVE-2022-32983

Date: June 20, 2022

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

Severity Score

Related Resources (5)

https://github.com/CZ-NIC/knot-resolver/commit/ccb9d9794db5eb757c33becf65cb1cf48ecfd968
https://knot-resolver.readthedocs.io/en/stable/modules-policy.html#forwarding
https://security-tracker.debian.org/tracker/CVE-2022-32983
https://nvd.nist.gov/vuln/detail/CVE-2022-32983
https://www.mend.io/vulnerability-database/CVE-2022-32983

Severity Score

Weakness Type (CWE)

Authentication Bypass by Spoofing

CWE-290

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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