CVE-2026-3119

MEDIUM

6.5

Description

Under certain conditions, `named` may crash when processing a correctly signed query containing a TKEY record. The affected code can only be reached if an incoming request has a valid transaction signature (TSIG) from a key declared in the `named` configuration. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.

Details CVE

Score CVSS v3.16.5

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie3/25/2026

Derniere modification3/25/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-617

References

https://downloads.isc.org/isc/bind9/9.20.21(security-officer@isc.org)

https://downloads.isc.org/isc/bind9/9.21.20(security-officer@isc.org)

https://kb.isc.org/docs/cve-2026-3119(security-officer@isc.org)

Correlations IOC

Aucune correlation enregistree

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