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.
CVE-2018-5734
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 92.7%
- KEV
- Not listed
Published
January 16, 2019
Last Modified
November 21, 2024
References (8)
- security-officer@ischttp://www.securityfocus.com/bid/103189
- security-officer@ischttp://www.securitytracker.com/id/1040438
- security-officer@ischttps://kb.isc.org/docs/aa-01562
- security-officer@ischttps://security.netapp.com/advisory/ntap-20180926-0005/
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/103189
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1040438
- af854a3a-2127-422b-91ae-364da2661108https://kb.isc.org/docs/aa-01562
- af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20180926-0005/
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-09 19:06 UTCEPSS rescore
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- 2026-07-03 19:26 UTCOSV refresh
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- 2026-05-27 23:12 UTCEG score recompute
- 2026-05-27 23:12 UTCGHSA enrichment
- 2026-05-27 13:38 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
Frequently asked(5)
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Dependency Blast Radius
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