CVE-2026-3119

Authenticated query containing a TKEY record may cause named to terminate unexpectedly

En bref

Sévérité: MEDIUM 6.5
EPSS: EPSS 0.59 % · centile 48 (2026-10-27)
État: PUBLISHED
Publiée: 2026-03-25
Mise à jour: 2026-03-25
Attribuée par: isc
Statut NVD: Analyzed

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.

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	isc
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · security-officer@isc.org (Secondary)

Faiblesses (CWE)

CWE-617

Références européennes

ENISA EUVD · EUVD-2026-15411
GCVE · GCVE-0-2026-3119

Avis du CERT-FR

CERTFR-2026-AVI-0386 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
CERTFR-2026-AVI-0360 — Multiples vulnérabilités dans ISC BIND · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:* ≥ 9.20.0 < 9.20.21
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:* ≥ 9.21.0 < 9.21.20

Produits affectés

Produit	Versions
ISC · BIND 9	affected 9.20.0 ≤ 9.20.20 ; affected 9.21.0 ≤ 9.21.19 ; affected 9.20.9-S1 ≤ 9.20.20-S1 ; unaffected 9.18.0 ≤ 9.18.46 ; unaffected 9.18.11-S1 ≤ 9.18.46-S1

Références

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD