Vulnerability in Isc Bind
CVE-2023-2829
A `named` instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache (RFC 8198) option (`synth-from-dnssec`) enabled can be remotely terminated using a zone with a malformed NSEC record. This issue affects BIND 9 versions 9.16.8-S1 through 9.16.41-S1 and 9.18.11-S1 through 9.18.15-S1.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (57.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
References
- kb.isc.org/docs/cve-2023-2829 (vendor-advisory, Vendor Advisory)
- security.netapp.com/advisory/ntap-20230703-0010/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-2829?
- CVE-2023-2829 is a high-severity vulnerability in Isc Bind. CVSS score: 7.5/10. Published 2023-06-21.
- How severe is CVE-2023-2829?
- High severity. CVSS v3 base score is 7.5 out of 10.