01 Record
CVE-2019-6467
An error in the nxdomain redirect feature can cause BIND to exit with an INSIST assertion failure in query.c
MediumPUBLISHEDCNA: isc
CNA base score5.9 CVSS v3.xCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
An error in the nxdomain redirect feature can cause BIND to exit with an INSIST assertion failure in query.c
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 5.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 92.8% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-10-09 14:17Z7 YR AGO
- Last updated
- 2024-09-17 00:11Z2 YR AGO
- Reserved
- 2019-01-16
- Assigning CNA
- isc
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.9)
- CNA CVSS vector
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-617Reachable AssertionBase
- Data version
- 5.1
- Document digest
- 6d19af929963106eaa258aca0615f0925a1ad9545383dd81421d60204b43c25e
05 Affected products
VendorProductVersionsPlatforms
06 References
- kb.isc.orghttps://kb.isc.org/docs/cve-2019-6467
- www.synology.comhttps://www.synology.com/security/advisory/Synology_SA_19_20
07 Remediation
Upgrade to the patched release most closely related to your current version of BIND: + BIND 9.12.4-P1 + BIND 9.14.1