Vulnerability record · CVE-2023-5680 · published 13 February 2024
CVE-2023-5680: Isc bind vulnerability
Isc · Bind
If a resolver cache has a very large number of ECS records stored for the same name, the process of cleaning the cache database node for this name can significantly impair query performance. This issue affects BIND 9 versions 9.11.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1.
Description
If a resolver cache has a very large number of ECS records stored for the same name, the process of cleaning the cache database node for this name can significantly impair query performance. This issue affects BIND 9 versions 9.11.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
| Link | Tags |
|---|---|
| https://kb.isc.org/docs/cve-2023-5680 | Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20240503-0005/ | Third Party Advisory |
| https://kb.isc.org/docs/cve-2023-5680 | Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20240503-0005/ | Third Party Advisory |
Track CVE-2023-5680 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
Source: NIST National Vulnerability Database (record CVE-2023-5680), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.