Vulnerability in Isc Bind
CVE-2019-6469
An error in the EDNS Client Subnet (ECS) feature for recursive resolvers can cause BIND to exit with an assertion failure when processing a response that has malformed RRSIGs. Versions affected: BIND 9.10.5-S1 -> 9.11.6-S1 of BIND 9 Supported Preview Edition.
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: 0.020 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Isc Bind — versions 9.10.5, 9.11.6
- Isc Bind 9 Supported Preview Edition — versions BIND 9.10.5-S1 -> 9.11.6-S1 of BIND 9 Supported Preview Edition.
Weakness classification (CWE)
References
- kb.isc.org/docs/cve-2019-6469 (Third Party Advisory)
- support.f5.com/csp/article/K39751401
Frequently asked questions
- What is CVE-2019-6469?
- CVE-2019-6469 is a high-severity vulnerability in Isc Bind, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2019-10-09.
- How severe is CVE-2019-6469?
- High severity. CVSS v3 base score is 7.5 out of 10.