Vulnerability in Nlnet Labs Unbound
CVE-2024-1931
NLnet Labs Unbound version 1.18.0 up to and including version 1.19.1 contain a vulnerability that can cause denial of service by a certain code path that can lead to an infinite loop. Unbound 1.18.0 introduced a feature that removes EDE re…
EPSS: 0.025 (83.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Nlnet Labs Unbound — versions 1.18.0
- Nlnetlabs Unbound
- Fedoraproject Fedora — versions 38, 39, 40
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sep@nlnetlabs.nl (vendor-advisory, Vendor Advisory)
- sep@nlnetlabs.nl (Product)
- sep@nlnetlabs.nl (Product)
- sep@nlnetlabs.nl (Product)
- sep@nlnetlabs.nl (Mailing List, Issue Tracking)
- sep@nlnetlabs.nl (Third Party Advisory)
Frequently asked questions
- What is CVE-2024-1931?
- CVE-2024-1931 is a high-severity vulnerability in Nlnet Labs Unbound, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2024-03-07.
- How severe is CVE-2024-1931?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-1931 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.