https://seclists.org/oss-sec/2024/q1/127: Unbound: disclosure of CVE-2023-50387 and CVE-2023-50868 DNSSEC validation vulnerabilities

Published Feb 13, 2024
·
Updated

Affected Software

1 affected component
thekelleys dnsmasq
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What are the vulnerabilities identified in CVE-2023-50387 and CVE-2023-50868?

CVE-2023-50387 and CVE-2023-50868 are DNSSEC validation vulnerabilities that can cause Denial of Service attacks on DNSSEC validators.

2

What is the impact of CVE-2023-50387 on DNSSEC validators?

CVE-2023-50387 can render DNSSEC validators unable to process specially crafted DNSSEC responses, leading to service disruptions.

3

How can I mitigate the risks associated with CVE-2023-50387?

To mitigate the risks of CVE-2023-50387, update your DNS software to the latest version that includes patches for these vulnerabilities.

4

Is CVE-2023-50387 related to any specific DNS software?

CVE-2023-50387 affects various DNSSEC validators, including the DNS server software provided by TheKelleys dnsmasq.

5

When were CVE-2023-50387 and CVE-2023-50868 published?

CVE-2023-50387 and CVE-2023-50868 were publicly disclosed on February 13, 2024.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203