CVE-2024-1737: BIND's database will be slow if a very large number of RRs exist at the same name
Description
Resolver caches and authoritative zone databases that hold significant numbers of RRs for the same hostname (of any RTYPE) can suffer from degraded performance as content is being added or updated, and also when handling client queries for this name.
This issue affects BIND 9 versions 9.11.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.11.4-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.50-S1, and 9.18.11-S1 through 9.18.27-S1.
Classification
CVE ID: CVE-2024-1737
CVSS Base Severity: HIGH
CVSS Base Score: 7.5
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
Vendor: ISC
Product: BIND 9
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.05% (probability of being exploited)
EPSS Percentile: 18.39% (scored less or equal to compared to others)
EPSS Date: 2025-03-14 (when was this score calculated)
References
https://kb.isc.org/docs/cve-2024-1737https://kb.isc.org/docs/rrset-limits-in-zones
http://www.openwall.com/lists/oss-security/2024/07/23/1
http://www.openwall.com/lists/oss-security/2024/07/31/2