Denial of Service Vulnerability in Knot Resolver by CZ.NIC
CVE-2018-1110

7.5HIGH

Key Information:

Vendor

Nic

Status
Knot-resolver
Vendor
CVE Published:
30 March 2021

What is CVE-2018-1110?

A vulnerability exists in Knot Resolver prior to version 2.3.0 that allows an attacker to exploit malformed DNS messages. This flaw can lead to a denial of service, potentially disrupting the functionality of DNS resolution and impacting users who rely on the service for network connectivity. It is crucial for users to update to the latest version to mitigate risks associated with this vulnerability.

Affected Version(s)

knot-resolver Knot Resolver 2.3.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=1944328
x_refsource_MISC
https://www.knot-resolver.cz/2018-04-23-knot-resolver-2.3...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.