Home/CVE/While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcod
CVE

CVE-2018-5734

While handling a particular type of malformed packet BIND erroneously selects a SERVFAIL rcode instead of a FORMERR rcod

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.

HIGH · CVSS 7.5 EPSS 0.05241
Schedule remediation
  • EPSS percentile: top 10% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-617Reachable Assertion
▤

Affected Products & Versions

3
isc bindall versions
netapp data ontap edgeall versions
netapp solidfire element os management nodeall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · security-officer@isc.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Jan 2019 · 08:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/103189Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040438Third Party AdvisoryVDB Entry
https://kb.isc.org/docs/aa-01562Vendor Advisory
https://security.netapp.com/advisory/ntap-20180926-0005/Third Party Advisory
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