UBUNTU-CVE-2021-40083
Dashboard / Vulnerabilities / UBUNTU-CVE-2021-40083
Summary:
Details: Knot Resolver before 5.3.2 is prone to an assertion failure, triggerable by a remote attacker in an edge case (NSEC3 with too many iterations used for a positive wildcard proof).
References: https://ubuntu.com/security/CVE-2021-40083, https://gitlab.nic.cz/knot/knot-resolver/-/merge_requests/1169, https://www.cve.org/CVERecord?id=CVE-2021-40083
Affected packages
Package
Name: knot-resolver
Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=jammy
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -5.4.4-1
Affected versions
5.3.1-1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
