CVE-2017-11104
5.9 · MEDIUMOverview
CVE-2017-11104 is a medium-severity vulnerability affecting knot-dns knot_dns. It was published on July 8, 2017 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if no additional ACL restrictions are set, because of an improper TSIG validity period check.
Remediation
Check the references section for vendor advisories and patches from knot-dns. Update knot_dns to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| knot-dns | knot_dns | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2017-11104?
CVE-2017-11104 is a medium-severity vulnerability affecting knot-dns knot_dns. It was published on July 8, 2017 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
How severe is CVE-2017-11104?
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-11104?
Check the references section for vendor advisories and patches from knot-dns. Update knot_dns to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2017-11104?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-11104 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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