Vulnerability in Isc Bind
CVE-2018-5734
While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcode. If the receiving view has the SERVFAIL cache feature enabled, this can trigger an assertion failure in badcache.c when the request doesn't contain all of the expected information. Affects BIND 9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.063 (93.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.063 · newest: 0.063 · change: 0.000
Affected products
- Isc Bind — versions 9.10.5, 9.10.6
- Isc Bind 9 — versions 9.10.5-S1 to 9.10.5-S4, 9.10.6-S1, 9.10.6-S2
- NetApp Data Ontap Edge
- NetApp Solidfire Element OS Management Node
Weakness classification (CWE)
References
- kb.isc.org/docs/aa-01562 (Vendor Advisory)
- security.netapp.com/advisory/ntap-20180926-0005/ (Third Party Advisory)
- www.securityfocus.com/bid/103189 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1040438 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-5734?
- CVE-2018-5734 is a high-severity vulnerability in Isc Bind, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2019-01-16.
- How severe is CVE-2018-5734?
- High severity. CVSS v3 base score is 7.5 out of 10.